Current Affair Category: Science & Technology

Why in News? Astronomers have discovered a never-before-seen type of stellar explosion, named SN 2023zkd, which may have been caused by the catastrophic interaction between a dying star and a nearby black hole. The finding, made in July 2023 by the Zwicky Transient Facility at the Palomar Observatory, California, was aided by an AI system […]

Why in news ? Kerala’s Health Department has issued an alert in Kozhikode district after three consecutive cases of Primary Amoebic Meningoencephalitis (PAM) — a rare but deadly infection caused by the free-living amoeba Naegleria fowleri, commonly called the “brain-eating amoeba.” A 9-year-old girl has died, while two others, including a three-month-old baby, are battling […]

Sudarshan Chakra Mission: Why in news ? The Sudarshan Chakra Mission is India’s upcoming multi-layered air and missile defence system, announced by Prime Minister Narendra Modi on Independence Day 2025. About it? A national security shield designed to protect strategic, civilian, and religious sites from missiles, drones, and terrorist attacks. India’s version of Israel’s Iron […]

Why is Comet in the News? Comet has been making headlines due to claims that it’s a potential challenger to Google’s dominance in search and browsing. Two narratives are driving the buzz: one about a supposed Indian-developed search engine called Comet, celebrated as a “Made in India” alternative to Google, and another about Perplexity’s Comet, […]

Why in News?   Internet satellites are artificial satellites placed in Earth’s orbit that provide internet connectivity directly to users on the ground—often without the need for traditional cable, fiber, or mobile tower infrastructure. How they work ? Satellites in orbit (Low Earth Orbit – LEO, Medium Earth Orbit – MEO, or Geostationary Orbit – […]

ViaSat’s Global Xpress (GX): Why in News? ViaSat’s Global Xpress (GX) is a high-speed, global Ka-band satellite network designed to provide seamless, reliable broadband connectivity for government, maritime, aviation, and enterprise users across land, sea, and air. Launched initially in 2010, it achieved full global coverage by 2015, offering high-throughput services with speeds up to […]

India’s Heat Action Plan (HAP): Why in News? India is experiencing one of its most prolonged and severe summers, with record-breaking heatwaves starting as early as February and continuing through March and April. This extreme heat has exposed the inadequacy of current Heat Action Plans (HAPs), raising concerns among researchers and climate campaigners about the […]

  Why in News ?  India commissioned its first-ever private test facility for the upgradation of depleted heavy water, developed by TEMA India Ltd. in collaboration with BARC and NPCIL. This milestone, under the Atma-Nirbhar Bharat initiative, marks a significant step in private sector participation in India’s nuclear energy sector. Relevance : UPSC Pre &  […]

Why in News? Whether the intellectual material produced by various generative AI models infringes copyright laws has been a controversial question posed around the globe. Relevance : UPSC Pre &  Mains Prelims :  Copyright related terms Mains  : GS3 AI and Copyright: Legal Position – A Concise Summary Do AI models violate copyright law? AI […]

Why in News? NISAR (NASA-ISRO Synthetic Aperture Radar) is set to be launched on July 30, 2025, at 5:40 p.m. Relevance : UPSC Pre &  Mains Prelims :  NISAR Mains  : GS3 It will be launched from Sriharikota using the GSLV-F16 rocket. This is the first joint Earth observation satellite developed by NASA and ISRO. […]