Han’s team estimates that the area covered by salty seawater in this Southern Indian Ocean region has shrunk by about 30% over the past 60 years. They describe it as the fastest freshening seen ...

In ordinary circumstances coral reefs are among the most productive ecosystems on Earth, built slowly by animals that appear to be plants. Each coral polyp houses microscopic algae that convert ...

New research from the University of Copenhagen suggests that volcanic eruptions during the Ice Age may have triggered sudden climate change by disrupting the Atlantic Meridional Overturning ...

A fragment bearing the ISRO logo has washed ashore on an uninhabited Maldivian island. Experts believe it is a rocket fairing from a recent Indian launch, raising fresh questions about drifting space ...

Are you preparing for UPSC CSE Prelims 2026? Check your progress and revise your topics through this quiz on International Relations.

Beneath the icy waters between Greenland and Iceland flows Earth’s largest waterfall, three times taller than Angel Falls — yet completely invisible from the surface. How can something so vast remain ...

Explanation: SAGAR was launched in 2015 for maritime security, but on 29 November 2023, the extension version of SAGAR, as MAHASAGAR, was hosted by the Indian Navy. It broadens the scope from maritime ...

Strengthen your conceptual clarity and answer-writing skills with structured guidance, key points, and self-evaluation prompts. Do not miss points to ponder and answer in the comment box below.

From India strengthening strategic ties with Seychelles and celebrating AYUSH institutional milestones to digital governance reforms, here are the key headlines upsc aspirants should revise.,, Times N ...

Discover how the Coriolis effect shapes weather patterns across the globe, including ocean currents and a hurricane’s spin. The coriolis effect influences everything from trade winds to storms.

While we can’t usually observe coastal currents from the shoreline, water in the oceans of the world is in constant motion. Surface currents are driven by wind blowing across the sea surface, and ...

During the last ice age, the Atlantic Ocean's powerful current system remained active and continued to transport warm, salty water from the tropics to the North Atlantic despite extensive ice cover ...