Every news story that matters for the Science & Technology part of UPSC Civil Services GS3 (Economy · S&T · Environment · Security), written for the exam: why in news, background, prelims facts, a practice MCQ and a mains question. 1,426 notes so far, updated daily.
Syllabus topics covered: IT, AI, semiconductors & computing (517) · Space technology (ISRO, missions) (348) · Biotechnology & health research (242) · Nuclear & new energy technology (197) · Defence technology (118) · Intellectual property rights (4)
Why in news: NASA is launching the Artemis II mission to send four astronauts to the Moon to test technologies for future lunar bases and Mars missions.
The Artemis program aims to establish a lunar base and explore resources like rare earth elements, metals, and water. The mission serves as a testbed for Mars exploration technologies and aims to foster a space economy.
Prelims pointers (4)
S&TArtemis II: NASA mission sending four astronauts to the Moon
FactLunar resources targeted: rare earth elements, metals, and water
Intl. orgUN Outer Space Treaty: prohibits ownership of lunar land but allows for its use
S&TArtemis program: intended as a testbed for future Mars missions
Mains angle
Q. Discuss the geopolitical and economic implications of the burgeoning space race between the US and China regarding lunar resource extraction.
Legal ambiguity: Conflict between UN Outer Space Treaty's non-ownership rule and practical resource extraction
Geopolitical competition: Strategic rivalry between US and China for lunar dominance and rare earth elements
Economic frontier: Potential for a thriving space economy and job creation through lunar infrastructure
Keywords: Space Diplomacy · Lunar Resources · Space Economy · Technological Sovereignty · Extraterrestrial Governance
Why in news: Suchitwa Mission and the Election Commission of India launched the 'Green Button' campaign to reduce waste and promote recycling during the 2026 Kerala Assembly elections.
The 'Green Button' campaign involves three phases: pre-poll, election day, and post-poll activities. It aims to reduce waste generation by 60% to 70% and achieve 100% recycling by avoiding banned materials.
Prelims pointers (3)
BodySuchitwa Mission: An organization collaborating with the Election Commission of India for waste management.
FactThe campaign targets a 60% to 70% reduction in waste generation.
FactThe initiative aims for 100% recycling by discouraging the use of banned materials.
Mains angle
Q. Discuss the significance of integrating environmental sustainability into electoral processes to mitigate the ecological footprint of large-scale democratic exercises.
Logistical bottleneck: Difficulty in monitoring decentralized waste disposal at thousands of polling stations
Regulatory enforcement: Balancing strict fines for waste violations with the logistical needs of political campaigning
Circular economy: Transitioning from single-use election materials to a 100% recyclable supply chain
Why in news: CSIR-NCL Pune scientists are developing an indirect Dimethyl Ether (DME) production technology from methanol as a domestic fuel alternative.
The CSIR-National Chemical Laboratory (NCL) team, led by Senior Principal Scientist Raja Thirumalaiswamy, is developing a high-efficiency DME production method. ONGC is partnering with the lab to produce 2.5 tonnes of DME daily at its Hazira facility.
Prelims pointers (4)
S&TDimethyl Ether (DME) is being developed as an alternative fuel source to traditional LPG.
BodyCSIR-National Chemical Laboratory (NCL) is located in Pune.
FactONGC is partnering with CSIR-NCL to produce 2.5 tonnes of DME daily at the Hazira facility.
S&TThe DME production technology uses an indirect method utilizing methanol as a feedstock.
Mains angle
Q. Discuss the potential of Dimethyl Ether (DME) as a viable alternative to LPG in India's energy transition and the role of R&D in achieving fuel self-reliance.
Energy security: Reducing reliance on imported LPG through indigenous chemical synthesis
Technological leap: High-efficiency DME production as a catalyst for industrial decarbonization
Public-Private Partnership: Synergy between CSIR research and ONGC industrial scaling
Keywords: Energy Transition · Fuel Self-reliance · Chemical Engineering · Decarbonization · R&D Innovation
Why in news: The Defence Acquisition Council, led by Rajnath Singh, approved $25 billion in defence purchases including Russian S-400 missile systems and Su-30 upgrades.
The Defence Ministry cleared 55 proposals worth 6.73 trillion INR ($71bn) in FY 2025-26. The approved $25bn capital procurement includes S-400 systems, medium transport aircraft, and armour-piercing tank ammunition.
Prelims pointers (5)
FactIndia approved $25 billion in capital procurement contracts in a single fiscal year.
S&TS-400 is a long-range air defence system designed to counter enemy long-range air threats.
S&TRemotely Piloted Strike Aircraft (RPSA) are armed drones capable of both attack and surveillance.
PostThe Defence Acquisition Council is led by the Defence Minister.
FactThe ministry cleared 55 proposals worth 6.73 trillion Indian rupees in FY 2025-26.
Mains angle
Q. Discuss the significance of diversifying defence procurement sources while maintaining strategic partnerships with traditional suppliers like Russia for India's national security.
Strategic autonomy: Balancing procurement from Russia with expanding ties with the US, France, and Israel.
Technological modernization: Transitioning from aging AN-32 and IL-76 aircraft to modern transport and drone capabilities.
Operational readiness: Enhancing battlefield monitoring and anti-air capabilities through integrated surveillance and long-range missile systems.
Why in news: Project CETI documented a rare instance of a sperm whale giving birth with assistance from other females, providing the first evidence of non-primate birth assistance.
Project CETI, an international effort to understand whale communication, filmed a sperm whale named Rounder giving birth. The footage, published in Scientific Reports and Science, showed family members and unrelated females lifting and guiding the newborn calf.
Prelims pointers (3)
S&TProject CETI: An international effort focused on understanding whale communication.
FactThe footage documented the first evidence of non-primate birth assistance in cetaceans.
Mains angle
Q. Discuss how the study of cetacean social behaviors and communication contributes to our understanding of evolutionary adaptations in marine biodiversity.
Evolutionary biology: Unique non-primate birth assistance as a specialized adaptation for cetacean survival
Ethological insights: Cooperative breeding behaviors and social structures in marine mammals
Why in news: IIT Guwahati researchers developed energy-efficient bricks using Phase Change Materials (PCMs) and biochar to regulate building temperatures in hot, humid regions.
The research team led by Bitupan Das and others embedded OM35 PCM into bricks to absorb daytime heat and release it at night. Biochar was integrated into the bricks specifically to prevent leakage of the PCM.
Prelims pointers (3)
S&TOM35 PCM: Phase Change Material identified as most suitable for hot, humid regions in the study.
FactBiochar: Used as an additive in the bricks to prevent leakage of the embedded materials.
BodyIIT Guwahati: The institution responsible for the development of the energy-efficient bricks.
Mains angle
Q. Discuss how the integration of Phase Change Materials and biochar in construction materials can contribute to climate-resilient infrastructure in tropical regions.
Economic barrier: High initial manufacturing costs of PCM-integrated bricks compared to conventional masonry
Awareness gap: Lack of technical knowledge among local builders and contractors regarding passive cooling technologies
Policy requirement: Need for building codes to incentivize the use of energy-efficient materials in urban planning
Why in news: Los Alamos National Laboratory researchers are exploring the use of fiber-optic cables and distributed acoustic sensing to detect lunar seismic activity for future Artemis missions.
The technology utilizes distributed acoustic sensing where laser pulses travel through fiber-optic cables and reflect off disturbances. Tests on simulated Moon surfaces have confirmed the ability of these cables to detect seismic activity over long distances.
Prelims pointers (2)
S&TDistributed acoustic sensing: A method where laser pulses travel through fiber-optic cables to detect seismic disturbances.
PlaceLos Alamos National Laboratory: The research body exploring lunar seismic detection technology.
Mains angle
Q. Discuss how advancements in distributed acoustic sensing and fiber-optic technology can enhance lunar exploration and seismic monitoring for future space missions.
Data resolution: Enhanced detection of lunar interior movements compared to limited Apollo-era instruments
Mission safety: Improved seismic mapping to mitigate risks during lunar base construction and habitation
Why in news: Wildlife Management Authority and Coringa Wildlife Sanctuary officials conserved nearly 20,000 Olive Ridley turtle eggs on Hope Island in Kakinada Bay.
Officials collected nearly 20,000 Olive Ridley turtle eggs on Hope Island in Kakinada Bay for in-situ conservation. On March 26th, 585 hatchlings were released into the sea by local authorities.
Prelims pointers (3)
EnvironmentOlive Ridley Turtles: Species whose eggs were conserved on Hope Island in Kakinada Bay
FactNearly 20,000 eggs were collected for conservation
Fact585 Olive Ridley turtle hatchlings were released into the sea on March 26th
Mains angle
Q. Discuss the importance of in-situ conservation methods in protecting endangered marine species and the role of community-led wildlife management in biodiversity preservation.
Habitat integrity: Protecting nesting sites from coastal development and anthropogenic disturbances
Conservation trade-offs: Balancing coastal economic activities with the ecological requirements of marine megafauna
Why in news: A study published in Science revealed that the SWOT satellite successfully captured hidden early tsunami signals from the 2025 Kamchatka earthquake.
The SWOT satellite mission provided data to detect subtle wave patterns formed near the earthquake source. The study analyzed how the seafloor shifted during the rupture and highlighted under-observed seismic processes near deep-ocean trenches.
Prelims pointers (3)
S&TSWOT: A satellite mission capable of detecting subtle wave patterns and seafloor shifts to monitor tsunami origins.
PlaceKamchatka: The location of the 2025 earthquake used for the study.
FactThe study was published in the journal 'Science' using SWOT satellite data.
Mains angle
Q. Discuss how space-based remote sensing technologies can enhance early warning systems for tsunamis and other geophysical hazards in deep-ocean regions.
Data integration: Combining space-based wave pattern detection with traditional seafloor pressure sensors
Geophysical monitoring: Identifying under-observed seismic processes in deep-ocean trenches to improve risk modeling
Keywords: Remote Sensing · Early Warning Systems · Geophysical Hazards · Space-based Observation · Tsunami Mitigation
Why in news: Researchers from RIMT University and Travancore Natural History Society recorded a new butterfly species, *Euthalia zubeengargi*, in Arunachal Pradesh and named it after cultural icon Zubeen Garg.
The species *Euthalia zubeengargi* was observed in the Leparada district of Arunachal Pradesh. During 2025 field surveys, researchers documented only two male individuals, suggesting the species is rare or highly localized.
Prelims pointers (3)
EnvironmentEuthalia zubeengargi: A newly recorded butterfly species in Arunachal Pradesh.
PlaceLeparada: A district in Arunachal Pradesh where the new species was observed.
FactOnly two male individuals of the species were documented during 2025 field surveys.
Mains angle
Q. Discuss the importance of biodiversity documentation and the role of local cultural icons in promoting conservation awareness in Northeast India.
Data gap: Limited life cycle information due to low specimen count and localized habitat
Conservation synergy: Integrating cultural identity with biodiversity conservation to foster local stewardship
Why in news: NASA announced a plan to launch a nuclear-powered mission to Mars by 2028 using Nuclear Electric Propulsion (NEP) technology to reduce travel time.
NASA is collaborating with the Defense Advanced Research Projects Agency (DARPA) to test Nuclear Electric Propulsion (NEP) technology. The mission aims to reduce Mars travel time from six to nine months to less than half that duration.
Prelims pointers (3)
S&TNuclear Electric Propulsion (NEP): technology providing a steady and efficient power source for spacecraft propulsion.
FactNASA target: Launch nuclear-powered mission to Mars by 2028.
BodyDARPA: Defense Advanced Research Projects Agency, collaborating with NASA on NEP testing.
Mains angle
Q. Discuss how the development of Nuclear Electric Propulsion (NEP) technology could redefine the feasibility of long-duration human space exploration and interplanetary settlements.
Technological leap: Reduction of transit time significantly lowering radiation exposure for astronauts
Strategic shift: Transition from chemical propulsion to high-efficiency nuclear-electric systems for deep space
Safety-Security nexus: Balancing the risks of nuclear propulsion with the necessity of high-thrust efficiency
Keywords: Nuclear Electric Propulsion · Interplanetary exploration · Space exploration · Deep space missions · Technological advancement
Why in news: Researchers at V.O. Chidambaram College identified that nylon fibers are the dominant microplastic in Chennai's coastal ecosystems, posing significant ecological risks to marine life.
A study by V.O. Chidambaram College in Thoothukudi found that microplastics in Chennai, while lower in abundance than some global sites, pose high ecological risks. Nylon fibers were identified as the dominant microplastic type causing harm through ingestion and chemical pollution.
Prelims pointers (3)
PlaceV.O. Chidambaram College is located in Thoothukudi, Tamil Nadu
FactNylon fibers are the dominant type of microplastic found in Chennai's coastal ecosystems
EnvironmentMicroplastics in Chennai pose ecological risks to marine life and coastal ecosystems
Mains angle
Q. Discuss the ecological implications of microplastic pollution in coastal ecosystems and suggest measures to mitigate the impact on marine biodiversity.
Ecological risk: Bioaccumulation of nylon fibers in marine organisms through ingestion
Waste management gap: Inadequate filtration and waste processing leading to microplastic leakage
Policy intervention: Need for regulated fishing practices and public awareness to curb plastic influx
Why in news: The 515 Army Base Workshop signed MoUs with Nautical Wings Aerospace, Yaanendriya Private Limited, and NFSU to bolster indigenous drone manufacturing and security frameworks.
The 515 Army Base Workshop is one of the Indian Army's eight base workshops. It partnered with Nautical Wings Aerospace for propulsion systems, Yaanendriya Private Limited for AI-focused deep-tech, and National Forensic Sciences University (NFSU) for security threat frameworks.
Prelims pointers (4)
Body515 Army Base Workshop: One of the eight workshops under the Indian Army.
BodyNational Forensic Sciences University (NFSU): Partnered for drone-related security threat analytical frameworks.
Mains angle
Q. Discuss the significance of fostering public-private partnerships in indigenous drone technology to achieve 'Atmanirbhar Bharat' in the defense sector.
R&D bottleneck: Bridging the gap between startup innovation and military-grade reliability standards
Why in news: Union Minister Ashwini Vaishnaw announced India's updated Nationally Determined Contribution (NDC) to the UNFCCC, aiming for 60% non-fossil fuel electricity capacity by 2035.
India's updated NDC targets include a 47% reduction in emissions intensity per unit of GDP and an increase in carbon sink to 3.5-4 billion tonnes. The goals were announced following a Cabinet meeting and align with the Paris Agreement.
Prelims pointers (4)
FactIndia's target for non-fossil fuel electricity capacity is 60% by 2035
FactIndia aims to reduce emissions intensity per unit of GDP by 47%
FactIndia's target carbon sink is 3.5 to 4 billion tonnes
Intl. orgNDC (Nationally Determined Contribution) is submitted to the UNFCCC
Mains angle
Q. Discuss the challenges and opportunities in achieving India's 2035 non-fossil fuel electricity targets while maintaining rapid economic growth.
Grid stability: Balancing intermittent renewable energy supply with base-load requirements
Financing gap: High capital requirements for rapid non-fossil infrastructure expansion
Policy friction: Balancing domestic industrial growth with international climate commitments
Why in news: The State government announced the procurement of 100 AI-enabled handheld X-ray machines to accelerate tuberculosis detection and surveillance in identified hotspots.
The State government will procure 100 AI-enabled handheld X-ray machines at a cost of ₹20 crore. These machines will be deployed in villages identified as hotspots by the Central TB Division to generate reports within two minutes per person.
FactThe total cost of the procurement is ₹20 crore.
FactThe machines are designed to generate reports within two minutes per person.
BodyThe Central TB Division is the body responsible for identifying hotspots for machine deployment.
Mains angle
Q. Discuss how the integration of Artificial Intelligence in diagnostic healthcare can address the challenges of early disease detection in rural India.
Diagnostic efficiency: Reducing turnaround time for TB reports to under two minutes in rural hotspots
Infrastructure gap: Balancing high-tech AI deployment with the need for sustained maintenance and electricity in villages
Keywords: Early diagnosis · Public health surveillance · AI in healthcare · Rural healthcare accessibility · Technological intervention
Why in news: The Union government and JICA signed a loan agreement for an Official Development Assistance (ODA) of 1,02,480 million Japanese Yen to fund the Bengaluru Metro Rail Project Phase 3 (I).
The project involves civil and architectural works for approximately 44.65 km of metro lines with 31 elevated stations. It is scheduled for completion by January 2032 to address rising traffic demand and urban congestion in Bengaluru.
Prelims pointers (3)
FactLoan amount: 1,02,480 million Japanese Yen
PlaceBengaluru Metro Rail Project Phase 3 (I) covers 44.65 km of metro lines
FactProject completion target: January 2032
Mains angle
Q. Discuss the role of international development assistance in financing urban infrastructure and its impact on sustainable urban mobility in Indian metropolitan cities.
Debt sustainability: Balancing ODA-funded infrastructure with long-term fiscal liabilities
Urban mobility: Reducing carbon footprint through mass rapid transit expansion
Project execution: Coordination between central government, state bodies, and international lenders
Keywords: Official Development Assistance · Urban Mobility · Infrastructure Financing · Mass Rapid Transit · Sustainable Urbanization
Why in news: The UN has prioritized 30 flagship fish species, including the golden mahseer and goonch catfish, for global conservation due to an 81% decline in freshwater migratory fish populations over the last half century.
A study by international scientists indicates that overfishing and habitat loss are the primary threats to freshwater migratory fish. The IUCN has assessed over 15,000 species of freshwater migratory fish, identifying 325 that require inclusion in a global monitoring agreement.
Prelims pointers (4)
EnvironmentGolden mahseer and goonch catfish are among the 30 flagship fish species prioritized by the UN for global conservation.
FactFreshwater migratory fish populations have dropped by an estimated 81% over the last half century.
BodyIUCN (International Union for the Conservation of Nature) has assessed more than 15,000 species of freshwater migratory fish.
Intl. orgThe UN proposes adding 30 priority fish species to the Convention on the Conservation of Migratory Species in three years.
Mains angle
Q. Discuss the ecological and economic implications of declining migratory fish populations and evaluate the effectiveness of international conservation frameworks in mitigating habitat loss.
Biodiversity loss: Irreversible collapse of aquatic food webs due to overfishing and habitat degradation
Regulatory gap: Limitations of current monitoring frameworks in addressing transboundary migratory species
Economic trade-off: Balancing artisanal and commercial fishing livelihoods with long-term ecological sustainability
Why in news: NASA and the European Space Agency are exploring inflatable habitats as a solution for lunar habitation to facilitate long-term human presence on the Moon.
NASA and the European Space Agency are researching inflatable habitats that can be transported in a compressed form and inflated on the lunar surface. These structures are designed to provide low mass, high volume efficiency, and radiation shielding for astronauts.
Prelims pointers (3)
S&TInflatable habitats are designed to be transported in compressed form and inflated upon arrival at the Moon.
S&TKey advantages of inflatable lunar habitats include low mass, high volume efficiency, and radiation shielding.
PostNASA and the European Space Agency (ESA) are the primary agencies exploring these lunar habitation solutions.
Mains angle
Q. Discuss the technological and logistical challenges of establishing long-term human habitation on the Moon and the role of innovative engineering in overcoming space hazards.
Radiation mitigation: Engineering shielding against high-energy cosmic rays and solar flares
Logistical efficiency: Balancing payload mass constraints with the need for high-volume living space
Sustainability: Developing life-support systems for long-term lunar residency
Keywords: Lunar habitation · Space exploration · Radiation shielding · Aerospace engineering · Sustainable space missions
Why in news: Union Minister Ashwini Vaishnaw unveiled the National AI Skilling Initiative in partnership with Google and YouTube to strengthen India's media and digital sectors.
The initiative involves a partnership between the government, Google, and YouTube through the Indian Institute of Creative Technologies (IICT). It also includes the launch of MyWAVES, a citizen creator platform on WAVES OTT, and the rollout of advanced Electronic Programme Guide (EPG) and in-built satellite tuners for DD Free Dish services.
Prelims pointers (4)
S&TNational AI Skilling Initiative: A government-led drive in partnership with Google and YouTube.
BodyIndian Institute of Creative Technologies (IICT): The body facilitating the AI skilling initiative.
FactMyWAVES: A citizen creator platform launched on the WAVES OTT platform.
FactDD Free Dish: To be enhanced via advanced Electronic Programme Guide (EPG) and in-built satellite tuners.
Mains angle
Q. Discuss how democratizing AI technology and fostering the 'Orange Economy' can contribute to India's goal of becoming a global digital powerhouse.
Skill gap: Addressing the mismatch between traditional media education and evolving AI-driven content creation tools
Market democratization: Reducing barriers for independent creators through public-private partnerships and OTT platforms
Keywords: Orange Economy · Democratization of Technology · Public-Private Partnership · Digital Skilling · Creative Economy
Why in news: Astronomers are protesting SpaceX's 'Reflect Orbital' mirror project and plans for one million AI-powered satellites due to concerns over light pollution and interference with astronomical observations.
SpaceX plans to launch one million AI-powered data processing satellites. The Reflect Orbital project aims to launch mirrors into space to reflect sunlight, which scientists argue could cause irreversible damage to the night sky.
Prelims pointers (3)
S&TReflect Orbital: A project aiming to launch mirrors into space to reflect sunlight.
FactSpaceX's proposed satellite constellation consists of one million AI-powered data processing satellites.
S&TLight pollution from orbital mirrors and satellites can hinder the study of faint objects in space.
Mains angle
Q. Discuss the conflict between rapid commercial space exploration and the preservation of the night sky as a global commons.
Regulatory vacuum: Lack of international binding frameworks to limit orbital light pollution
Scientific integrity: Interference with deep-space observation and radio astronomy data
Space debris: Cumulative risk of orbital congestion from massive satellite constellations
Keywords: Light pollution · Space debris · Orbital mechanics · Global commons · Regulatory framework
Why in news: The World Meteorological Organization (WMO) issued a warning regarding an unprecedented energy imbalance in Earth's climate driven by greenhouse gas emissions, exacerbated by the looming El Niño.
The WMO warned that greenhouse gas emissions are causing an energy imbalance that led to record-breaking temperatures in 2025. UN Secretary General António Guterres called for a transition from fossil fuels to renewable energy sources to mitigate melting ice caps and rising sea levels.
Prelims pointers (4)
BodyWMO: World Meteorological Organization
FactRecord-breaking temperatures were recorded in 2025
PlaceEl Niño: A natural warming phase predicted to exacerbate climate trends
S&TGreenhouse gas emissions are identified as the driver of the current energy imbalance
Mains angle
Q. Discuss the impact of greenhouse gas emissions on global climate stability and evaluate the necessity of transitioning to renewable energy to mitigate extreme weather phenomena.
Energy imbalance: Correlation between anthropogenic emissions and accelerated melting of polar ice caps
Climate feedback loops: Interaction between natural El Niño cycles and human-induced global warming
Policy transition: Structural hurdles in shifting global energy infrastructure from fossil fuels to renewables
Keywords: Greenhouse gas emissions · Energy imbalance · Renewable energy transition · Climate mitigation · El Niño
Why in news: Scientists developed 'cyborg cockroaches' equipped with electronic backpacks to navigate hazardous environments and detect pipeline leaks.
The bio-robots are designed to carry small payloads and sensors to provide real-time data on infrastructure. They are being explored as an alternative to traditional robots due to their agility in tight spaces.
Prelims pointers (2)
S&TCyborg cockroaches: Insects equipped with electronic backpacks for industrial monitoring
FactPrimary application: Detecting hidden pipeline leaks in hazardous environments
Mains angle
Q. Discuss how the integration of bio-robotics and insect-based sensors can enhance industrial safety and infrastructure monitoring in hazardous environments.
Operational advantage: Superior maneuverability of biological organisms in confined spaces compared to traditional mechanical robots
Data reliability: Challenges in real-time sensor calibration and data transmission from bio-hybrid systems
Why in news: EarthDay.org research highlights that tree planting alone is insufficient to combat global warming due to land constraints and survival rates, emphasizing forest preservation as a superior strategy.
Research by EarthDay.org indicates that carbon storage in trees has a physical limit and is hindered by land availability and location. The study concludes that preserving existing forests is more effective than new plantations because deforestation remains a primary source of greenhouse gas emissions.
Prelims pointers (2)
EnvironmentEarthDay.org research identifies land availability and long-term survival as key limiting factors for tree-planting effectiveness.
FactDeforestation is identified as a significant source of greenhouse gas emissions despite reforestation efforts.
Mains angle
Q. Critically analyze why forest preservation is prioritized over large-scale afforestation in global climate mitigation strategies.
Ecological bottleneck: Finite carbon sequestration capacity of new plantations vs. established old-growth biomass
Land-use conflict: Competition between reforestation projects and agricultural/urban expansion needs
Emission dynamics: High carbon release from deforestation outpacing sequestration rates of new saplings
Why in news: PM Modi and the Ministry of Jal Shakti highlighted water conservation and sustainable practices on World Water Day, focusing on SDG 6 goals.
The Ministry of Jal Shakti organized the World Water Day Conclave 2026 in New Delhi on March 23rd. The event focuses on industry-led solutions, data-driven governance, and equitable access to water by 2030.
Prelims pointers (2)
Intl. orgSDG 6: United Nations goal for equitable access to water by 2030
PlaceWorld Water Day Conclave 2026: Hosted in New Delhi
Mains angle
Q. Discuss the importance of data-driven water governance and industry-led solutions in achieving Sustainable Development Goal 6 in India.
Governance gap: Need for integrated freshwater management across industrial and agricultural sectors
Data infrastructure: Requirement for real-time monitoring to optimize water-use efficiency
Equity issues: Balancing industrial water demands with universal access for marginalized communities
Keywords: Sustainable Development Goals · Water Governance · Resource Management · Inclusive Governance · Water Conservation
Why in news: NASA and the European Space Agency (ESA) warned of a potential 'satellite apocalypse' caused by AI-powered cyberattacks on vulnerable satellite systems.
The ESA and NASA identified that satellite technology is highly vulnerable due to outdated designs and a lack of integrated cybersecurity measures. These systems are critical for communication, navigation, weather forecasting, and national security.
Prelims pointers (2)
S&TESA: European Space Agency responsible for space exploration and satellite technology in Europe
FactExperts warn of a potential satellite apocalypse within a 2-year timeframe
Mains angle
Q. Discuss the security implications of AI-powered cyberattacks on space infrastructure and suggest measures to enhance global space system resilience.
Infrastructure vulnerability: Legacy satellite designs lack modern encryption and real-time threat detection
Geopolitical risk: Potential for cascading failures in global navigation and communication networks
Regulatory gap: Lack of unified international protocols for space-based cybersecurity standards
Keywords: Cybersecurity · Space Infrastructure · Artificial Intelligence · National Security · Resilience
Why in news: NASA established a 24/7 solar watch and a new Space Weather Analysis Office to monitor high-energy radiation threats before the Artemis II mission launch in April 2026.
NASA's Moon to Mars Space Weather Analysis Office utilizes satellites orbiting the Sun and data from the Perseverance rover on Mars to forecast solar activity. The Orion spacecraft is equipped with HERA radiation sensors to provide real-time alerts to the crew.
Prelims pointers (4)
S&TArtemis II: NASA mission scheduled for launch in April 2026
S&TPerseverance rover: Currently operating on Mars to provide solar activity data
S&THERA: Radiation sensors onboard the Orion spacecraft for real-time alerts
FactMoon to Mars Space Weather Analysis Office: Agency established to monitor high-energy radiation threats
Mains angle
Q. Discuss the technical and safety challenges associated with human space exploration in high-radiation environments and the role of space weather monitoring in mitigating these risks.
Radiation shielding: Limitations of spacecraft mass in providing adequate protection against high-energy solar particles
Data integration: Utilizing multi-planetary assets like the Perseverance rover for real-time terrestrial and orbital safety
Keywords: Space Weather · Solar Radiation · Artemis Program · Radiation Shielding · Space Exploration
Why in news: IIT Madras launched new MA and M.Tech programs in frontier technologies including robotics, semiconductor materials, and public policy to address emerging technological and governance needs.
IIT Madras introduced an MA in Public Policy under the Department of Humanities and Social Sciences. M.Tech programs were launched in semiconductor materials technology, robotics, and computational engineering in mechanical systems.
Prelims pointers (3)
BodyIIT Madras: Department of Humanities and Social Sciences offers the MA in Public Policy
S&TM.Tech programs launched in semiconductor materials technology, robotics, and computational engineering in mechanical systems
FactM.Tech programs are offered by the Departments of Metallurgical and Materials Engineering, Engineering Design, and Mechanical Engineering
Mains angle
Q. Discuss the significance of integrating frontier technologies like robotics and semiconductors with public policy education in India's human resource development.
Skill gap: Aligning academic curricula with rapid advancements in semiconductor and robotics manufacturing
Policy-Tech nexus: Bridging the divide between technical engineering capabilities and public policy implementation
Keywords: frontier technologies · human resource development · semiconductor technology · public policy · curriculum alignment
Why in news: Scientists at CSIR–CCMB conducted a wastewater study revealing widespread Antimicrobial Resistance (AMR) in Delhi, Mumbai, Kolkata, and Chennai, advocating for real-time pathogen surveillance.
The study analyzed 447 wastewater samples from four major Indian cities. It identified that bacteria developed resistance through specific genes capable of being shared between bacteria, thereby reducing antibiotic effectiveness.
Prelims pointers (3)
BodyCSIR–Centre for Cellular and Molecular Biology (CCMB) conducted the AMR mapping study.
FactThe study analyzed 447 wastewater samples from Delhi, Mumbai, Kolkata, and Chennai.
S&TAMR is driven by specific genes that can be shared between bacteria to impact antibiotic efficacy.
Mains angle
Q. Discuss the public health implications of Antimicrobial Resistance (AMR) in urban India and evaluate the feasibility of wastewater-based surveillance as a proactive mitigation strategy.
Surveillance gap: Lack of standardized real-time pathogen tracking in municipal sewage systems
Biological risk: Horizontal gene transfer facilitating rapid spread of multi-drug resistant bacteria
Policy trade-off: Balancing infrastructure costs of wastewater treatment with public health safety
Keywords: Antimicrobial Resistance · Pathogen Surveillance · Horizontal Gene Transfer · One Health · Public Health Infrastructure
Why in news: NASA is accelerating Artemis missions with SpaceX's Starship as the primary Human Landing System (HLS) due to delays and cost issues with Boeing's Space Launch System (SLS).
NASA plans annual lunar landings starting after a 2027 flight. SpaceX's Starship will serve as the Human Landing System (HLS) for lunar transportation, while Boeing's SLS will be restricted to Earth orbit launches.
Prelims pointers (3)
S&TStarship: SpaceX vehicle designated as the Human Landing System (HLS) for NASA's Artemis missions
S&TSpace Launch System (SLS): Boeing vehicle restricted to Earth orbit launches due to cost and delay issues
FactNASA Artemis Mission: Plans include a 2027 flight followed by annual lunar landings
Mains angle
Q. Discuss the shift towards private-public partnerships in space exploration and its implications for the cost-effectiveness and pace of lunar missions.
Cost-efficiency trade-offs: Balancing high-cost government-led heavy lift systems against private-sector reusable launch vehicles
Risk-sharing models: Evaluating the reliability of private contractors in critical human-rated lunar transportation systems
Keywords: Public-Private Partnership · Space Exploration · Cost-effectiveness · Reusable Technology · Artemis Program
Why in news: ISRO acknowledged 129 trackable pieces of Indian space debris and introduced the Debris Free Space Mission (DFSM) to address collision risks and orbital sustainability.
ISRO identified 129 trackable pieces of Indian space junk, including inactive satellites and rocket bodies from PSLV, GSLV, and LVM3 launches. The Debris Free Space Mission (DFSM) was launched in 2024 to design satellites for safe deorbiting.
Prelims pointers (4)
S&TDFSM: Debris Free Space Mission launched by ISRO in 2024 to reduce future space debris.
FactISRO identified 129 trackable pieces of Indian space debris orbiting Earth.
S&TProject Netra: An ISRO initiative to monitor space objects and provide collision alerts.
S&TSpace debris sources: Includes inactive satellites, rocket bodies, and fragments from PSLV, GSLV, and LVM3 launches.
Mains angle
Q. Discuss the challenges of space debris management and the importance of international cooperation in ensuring the long-term sustainability of orbital space.
Regulatory vacuum: Lack of binding international treaties on mandatory deorbiting protocols for defunct satellites
Technical bottleneck: High-speed orbital mechanics making collision avoidance computationally complex for small debris
Economic trade-off: Balancing the cost of debris-mitigation technologies against the commercial viability of satellite launches
Keywords: Space Sustainability · Orbital Debris · Deorbiting Protocols · Space Situational Awareness · Space Governance
Why in news: Scientists from the University of Utah Health discovered a 'rocket engine' system in the Plasmodium falciparum parasite that uses hydrogen peroxide to propel iron crystals.
The discovery involves microscopic crystals of iron within the Plasmodium falciparum parasite. These crystals are propelled by a reaction fueled by naturally produced hydrogen peroxide to help the parasite survive and neutralize toxins.
Prelims pointers (4)
S&TPlasmodium falciparum: The specific parasite responsible for causing malaria.
S&TMechanism: Iron crystals are propelled by a reaction similar to rocket propulsion.
FactFuel source: Hydrogen peroxide produced naturally within the parasite.
S&TApplication: Discovery may lead to targeted anti-malarial drugs and nanotechnology applications.
Mains angle
Q. Discuss how advancements in molecular biology and parasite mechanics can revolutionize the development of targeted drug delivery systems for infectious diseases.
Drug resistance: Overcoming Plasmodium falciparum's survival mechanisms through targeted molecular interference
Nanotechnology integration: Utilizing parasite propulsion mechanics for novel drug delivery systems
Why in news: NASA's Hubble Space Telescope captured images of comet C/2025 K1 (ATLAS) fragmenting into at least four pieces in November 2025.
The Hubble Space Telescope captured the fragmentation of comet C/2025 K1 (ATLAS) over a three-day period in November 2025. The research team, including scientists from Auburn University, identified at least four distinct fragments resulting from the break-up.
Prelims pointers (3)
S&THubble Space Telescope: NASA-operated space telescope used to capture images of comet C/2025 K1
FactComet C/2025 K1 (ATLAS) split into at least four distinct fragments
PlaceAuburn University: Research institution involved in the observation of the comet's fragmentation
Mains angle
Q. Discuss how the study of cometary fragmentation and chemical composition contributes to our understanding of the early solar system's evolution.
Compositional analysis: Identifying volatile compounds and minerals to trace the chemical evolution of the early solar system
Dynamic modeling: Understanding the mechanical stresses and thermal pressures that cause cometary disintegration
Keywords: cometary fragmentation · solar system evolution · astrophysical observation · chemical makeup
Why in news: Prime Minister Narendra Modi stated at an AI Summit that India should aim to be among the top three global AI superpowers by developing indigenous AI models and fostering responsible innovation.
The Prime Minister highlighted the IndiaAI Mission as a key initiative to empower Indian talent and foster an inclusive AI ecosystem. He emphasized the need for responsible AI deployment to mitigate bias and address social challenges while creating new opportunities for the workforce.
Prelims pointers (3)
S&TIndiaAI Mission: A government initiative aimed at empowering Indian talent and creating a global leader in AI innovation
FactIndia's target: To be among the top three AI superpowers globally
S&TResponsible AI: Focus on mitigating bias and ensuring benefits reach all citizens
Mains angle
Q. Discuss the potential of Artificial Intelligence in addressing India's socio-economic challenges while addressing the risks of job displacement and algorithmic bias.
Skill gap: Necessity of large-scale skilling programs to transition the workforce into AI-augmented roles
Ethical governance: Balancing rapid AI deployment with frameworks to mitigate algorithmic bias and ensure inclusivity
Strategic autonomy: Reducing dependence on foreign AI models through indigenous development under IndiaAI Mission
Keywords: Responsible AI · Digital Sovereignty · Algorithmic Bias · Skill Transformation · Inclusive Innovation
Why in news: Delhi High Court issued notice to the Centre and the Controller General of Patents, Designs and Trade Marks following a plea by AIPOWA alleging illegal appointment.
The All India Patent Officers’ Welfare Association (AIPOWA) challenged the appointment of Prof. Unnat P. Pandit as Controller General of Patents, Designs and Trade Marks (CGPDTM). The petition alleges violations of government norms regarding eligibility criteria and selection processes.
Prelims pointers (3)
BodyCGPDTM: Controller General of Patents, Designs and Trade Marks
PostProf. Unnat P. Pandit: Controller General of Patents, Designs and Trade Marks
PlaceDelhi High Court: Jurisdiction over the petition
Mains angle
Q. Examine the importance of transparent selection criteria and eligibility norms in the appointment of key officials in the Intellectual Property Rights (IPR) regulatory framework.
Institutional integrity: Ensuring adherence to established government norms to prevent arbitrary appointments
Regulatory oversight: Impact of leadership selection on the efficacy of patent and trademark administration
Keywords: Transparency · Administrative Law · Intellectual Property Rights · Eligibility Criteria · Judicial Review
Why in news: Defence Minister Rajnath Singh urged domestic drone manufacturers to achieve complete self-reliance in production, including components and software, citing lessons from the Russia-Ukraine and Iran-Israel conflicts.
The conclave involved top executives of domestic defence firms and public sector undertaking (PSU) officials. The discussion focused on integrating AI, robotics, and simulation technology into the drone manufacturing ecosystem.
Prelims pointers (2)
S&TDrone manufacturing components include hardware, software, and batteries.
FactAI, robotics, and simulation technology are identified as key drivers in modern drone manufacturing.
Mains angle
Q. Discuss the strategic importance of achieving self-reliance in drone technology and its implications for India's defence manufacturing ecosystem.
Supply chain security: Reducing dependence on foreign-made drone components and software to mitigate geopolitical risks.
Technological integration: Leveraging AI and robotics to enhance precision and autonomy in indigenous drone systems.
Why in news: Scientists at the University of Edinburgh discovered a method to transform discarded PET plastic bottles into L-DOPA, a key drug component for Parkinson's disease, using genetically modified bacteria.
The process involves using genetically modified bacteria to convert terephthalic acid, derived from PET plastic, into L-DOPA. This method aims to provide a sustainable alternative to traditional pharmaceutical production for Parkinson's therapy.
Prelims pointers (4)
S&TPET: Polyethylene terephthalate, a common plastic used in drink bottles.
S&TL-DOPA: A key chemical component used in the treatment of Parkinson's disease.
S&TTerephthalic acid: The chemical intermediate derived from PET used in the conversion process.
FactThe research was conducted by scientists at the University of Edinburgh.
Mains angle
Q. Discuss how advancements in synthetic biology and waste-to-medicine technologies can contribute to sustainable healthcare and circular economy goals in India.
Circular economy: Integrating plastic waste management with pharmaceutical manufacturing to reduce industrial waste.
Biotech scalability: Technical hurdles in optimizing bacterial fermentation for large-scale drug production.
Economic feasibility: Balancing the cost-effectiveness of waste-derived precursors against established synthetic pathways.
Why in news: CrossSense Ltd won a £1 million prize for its 'Wispy' AI software embedded in smart glasses, designed to assist individuals with dementia through prompts and conversational engagement.
The Wispy software was tested on 23 pairs of individuals living with dementia and their caregivers. It provides real-time prompts, feedback during tasks, and aids in reminiscence to improve recall accuracy.
Prelims pointers (3)
S&TWispy: AI software embedded in smart glasses to assist dementia patients
FactCrossSense Ltd won a £1 million prize for the technology
FactTesting conducted on 23 pairs of individuals with dementia and their caregivers
Mains angle
Q. Discuss how AI-driven assistive technologies can enhance healthcare for the elderly while addressing the ethical challenges of personal data privacy.
Data privacy: Risks of continuous audio-visual data collection by smart glasses
Digital divide: Accessibility of high-cost AI healthcare tech for rural populations
Ethical oversight: Need for regulatory frameworks on AI-driven cognitive prompts
Keywords: Assistive Technology · Cognitive Health · Data Privacy · Artificial Intelligence · Geriatric Care
Why in news: Charles H Bennett and Gilles Brassard were awarded the Turing Award for their 1984 invention of quantum cryptography (BB84) to secure communications against cyber threats.
Charles H Bennett (US physicist) and Gilles Brassard (Canadian computer scientist) received the Turing Award. Their work, the BB84 protocol, utilizes quantum physics principles to ensure secure communication and computing.
Prelims pointers (4)
S&TBB84: A quantum cryptography protocol invented in 1984 by Bennett and Brassard
PostCharles H Bennett: US physicist awarded the Turing Award
PostGilles Brassard: Canadian computer scientist awarded the Turing Award
FactTuring Award: Recognizes foundational contributions to computer science and information technology
Mains angle
Q. Discuss how quantum cryptography addresses the vulnerabilities of classical encryption in the era of quantum computing.
Cryptographic transition: Moving from mathematical complexity to laws of quantum mechanics
Cybersecurity infrastructure: Addressing the threat of 'harvest now, decrypt later' by quantum-capable actors