The 2026 Nobel Prize in Medicine recognizes the groundbreaking discovery of optogenetics, a technology that allows scientists to control brain cells using light. Here's how it works and why it matters.

India's UNESCO Tentative List has expanded with five new heritage sites, including Bagh Cave Paintings, Udaigiri Caves and Sites of Satyagraha. Here's everything you need to know about the new additions and how UNESCO World Heritage status is granted.

On the night of October 5–6, 1923, American astronomer Edwin Hubble, working with the 100-inch Hooker Telescope at Mount Wilson Observatory, photographed what was then called the Andromeda Nebula. One apparently ordinary point of light on that photographic plate would transform astronomy. The object, subsequently designated M31-V1 or V1, was a Cepheid variable star. By measuring its changing brightness, Hubble showed that Andromeda was far beyond the known dimensions of the M

French students have launched nationwide protests demanding better school infrastructure, more teachers and increased education funding. Here's everything you need to know about the protests, government response and the issues driving the movement.

The BRICS Summit 2026 in New Delhi produced an important diplomatic outcome: Iran and the UAE agreed to a common BRICS Joint Declaration despite holding sharply different positions on the ongoing Middle East conflict. This makes the declaration significant not only for what BRICS said, but also for the fact that its members were able to reach consensus. Why was the BRICS Joint Declaration significant? Iran and the UAE view the regional conflict very differently. Iran maintain