Science & Tech

Near-Earth Objects (NEOs) and Meteors
Near-Earth Objects (NEOs) and Meteors

Near-Earth Objects (NEOs) are asteroids and comets whose orbits bring them close to Earth. Understanding meteors, meteorites, planetary defence systems, and initiatives like Project NETRA is crucial for protecting Earth from potential cosmic threats.

IMF Raises Global Growth Forecast for 2026
IMF Global Growth Forecast 2026

The IMF raised its global growth forecast for 2026 to 3.3%, driven by AI investments, resilient supply chains, and stronger major economies despite trade tensions, inflation risks, and geopolitical challenges.

Testing Fiscal Federalism: GST Gains and the Resurgence of Interstate Border Levies

The Punjab–Himachal car levy protest highlights deeper tensions in India’s fiscal federalism. While GST unified the national market by dismantling border barriers, rising state-level entry taxes risk reviving pre-GST frictions and testing the balance between state autonomy and economic integration.

In-flight Internet
In-flight Internet

In-flight Internet allows passengers to access Wi-Fi during flights using air-to-ground networks or satellite systems, enabling connectivity even at 30,000+ feet.

AI-Based Locking Monitoring System: DRISHTI
DRISHTI: AI-Based Locking Monitoring System

Indian Railways’ new AI-based system DRISHTI uses real-time cameras and machine learning to detect tampered or unlocked freight wagon doors, boosting cargo security and reducing manual inspections.

Moon’s Sphere of Influence (MSI)
Moon’s Sphere of Influence (MSI)

The Moon’s Sphere of Influence is the region where the Moon’s gravity dominates spacecraft motion, guiding lunar flybys and orbit planning.

Hepatitis A
Hepatitis A

Rising outbreaks and declining immunity have renewed calls to include Hepatitis A vaccination in India’s Universal Immunisation Programme (UIP).

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