science and tech

Asteroid 2024 YR4: NASA Rules Out No Earth Impact Threat for 2032

Context: According to a NASA announcement on April 2, asteroid YR4 has a 3.8% chance of colliding with the moon on December 22, 2032. Asteroid 2024 YR4 Discovery: Detected in December 2024 by the ATLAS telescope in Chile. Type: A...

National Technology Day 2025, Theme, History, Significance

National Technology Day 2025 was celebrated yesterday, Sunday, May 11, 2025, across India. This annual event commemorates India's significant technological achievements and honours the contributions of scientists, engineers, and innovators. The theme of National Technology Day 2025 is "YANTRA –...

Nipah Virus Case Confirmed in Kerala’s Malappuram District

A woman in Mallapuram (Kerala) tested positive for Nipah Virus. The Nipah virus, a severe zoonotic infection, has once again drawn significant attention in India, particularly in Kerala. The recent developments underscore the urgency of understanding the virus, its symptoms,...

List Of Top 10 Air Defence Systems In The World

With the fast-changing security environment of today, air defense systems are at the center of protecting a nation's airspace from dangerous adversaries. These technologically advanced systems feature sophisticated radar, missile, and networking technologies to identify, intercept, and destroy enemy aircraft,...

Akashteer System, Purpose, Benefits, Significance

India's native Akashteer Air Defence System, produced by Bharat Electronics Limited (BEL), has become a game-changer in national security. As India's version of Israel's Iron Dome, the Akashteer system highlights the nation's increasing capability in creating sophisticated, automated air defence...

Misinformation and Disinformation Threat in India, Challenges and Suggestive Measures

Context: The World Economic Forum’s (WEF) Global Risks Report 2025 underscores misinformation and disinformation as the highest-ranked short-term global threat. India is among the world’s most vulnerable nations to misinformation and disinformation, as highlighted by the World Economic Forum’s Global...

Akash Missile System: India’s Indigenous Surface-to-Air Defence Missile

Akash Missile System played an important role in Operation Sindoor by successfully neutralising air-borne threats initiated by Pakistan. It is a vital part and the "backbone" of India's multi-layered air defence system during the operation Sindoor. India's top surface-to-air missiles...

India’s Aircraft Carrier List, Name, History, Advantages

India is one of the few nations globally to operate aircraft carriers, symbolizing strategic naval strength, maritime dominance, and self-reliant defense capabilities. The Indian Navy currently operates two aircraft carriers — INS Vikramaditya and INS Vikrant, with a third, INS...

Difference Between Cruise and Ballistic Missiles

India's nuclear doctrine is a significant aspect of its national security policy, formulated to ensure credible deterrence and regional stability. The doctrine is rooted in India's commitment to "No First Use" (NFU) and a defensive nuclear posture. In this article,...

Ozempic Drug Could Reverse Liver Disease: Finds Study

Context: Researchers found that the Ozempic drug (generically known as semaglutide) was effective at treating Metabolic Dysfunction-Associated Steatohepatitis (MASH), a serious form of fatty liver disease. It was developed to treat diabetes, and now also prescribed for weight loss. About...