science and tech

Aditya-L1 Mission: India’s First Solar Observatory, Objectives and Key Facts

Context: ISRO has released the second Announcement of Opportunity (AO) inviting proposals from the Indian solar physics community for observation time on the Aditya L1 mission. More in News Images captured by Aditya-L1 reveal the Sun's dynamic activities, including a...

Quantum Entanglement in Helium Atom: Concept, Mechanism and Applications

Context: Scientists recently demonstrated momentum entanglement in helium atoms, showing that massive particles can exist in two quantum paths simultaneously while remaining correlated (published in Nature Communications). Steps of the Quantum Entanglement in Helium Atom Experiment BEC Formation: Ultra-cold helium...

Issues in the Earth’s Orbit: Space Debris, Congestion and Risks

Context: The rapid expansion of satellite launches and mega-constellations (e.g., Starlink) has made Earth’s orbital environment increasingly crowded, raising concerns about space debris, collision risks, and weak global governance mechanisms. Issues in the Earth’s Orbit Orbital Congestion: Rapid growth of...

Home Ministry’s AI Vision: Strategy, Goals and Key Initiatives

Context: A Parliamentary Committee report showed how the Ministry of Home Affairs is leveraging artificial intelligence (AI) as “a critical enabler” in strengthening India’s internal security architecture. How AI is being used to tackle Internal Security Threats Predictive Policing: AI...

Rocket Re-entry Pollution: Impact on the Upper Atmosphere Explained

Context: Recent findings published in Communications Earth & Environment have provided the first direct observational evidence that spacecraft re-entry leaves a significant chemical footprint in Earth’s upper atmosphere. Major findings on Rocket Re-entry Pollution A Falcon 9 upper stage re-entered...

Extracellular RNA (exRNA): Types, Functions and Applications

Context: A recent study published in the journal Clean Water (March 2026) reported that extracellular RNA (exRNA) from bacteria can persist in disinfected drinking water, helping scientists understand bacterial survival strategies and improve water disinfection methods. About Extracellular RNA (exRNA)...

Niacin (Vitamin B3) Supplement: Benefits, Side Effects and Uses

Context: A recent medical warning highlighted cases of niacin (vitamin B3) supplement toxicity causing liver injury, raising concerns about the growing use of high-dose supplements marketed for longevity, cholesterol control and wellness. About Niacin (Vitamin B3) Supplement Definition: Niacin (vitamin...

Drug Trademark in India: Legal Framework and Supreme Court Jurisprudence

Context: A trademark dispute arose when Novo Nordisk sued Dr. Reddy's Laboratories in the Delhi High Court, alleging that the drug name “Olymviq” was deceptively similar to its diabetes drug Ozempic, highlighting India’s strict rules on pharmaceutical trademarks. Drug Trademark...

NMC Advisory on Stem Cell Therapy for Autism: Key Guidelines and Implications

Context: The National Medical Commission (NMC) has directed medical practitioners and clinics not to use stem cell therapy for treating autism Autism Spectrum Disorder (ASD) Definition: Autism Spectrum Disorder is characterised by deficits in social communication and restricted/repetitive behaviours. Onset:...

Transport of Antimatter (Antiprotons): Science, Challenges and Applications

Context: Scientists at CERN successfully transported antiprotons by road using a transportable antimatter trap, marking the first successful road transport of antimatter particles. About Antimatter Definition: Particles having the same mass as normal matter but opposite electric charge, e.g., antiproton...