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

The oceans look blue because water soaks up red and yellow wavelengths more than blue, but it wasn't like this billion of years ago - it had other color.

Scientists are transforming moon jellyfish into steerable “cyborgs” equipped with sensors, turning these ancient survivors ...

Far beneath the waves, down in the depths of the Japan Trench—seven kilometers below sea level—lie hidden clues about some of ...

According to a Nature study, it's "the discovery of the deepest and the most extensive chemosynthesis-based communities known ...

NEW YORK — An underwater voyage revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of ...

Scientists are using moon jellyfish equipped with sensors to explore the deep sea and collect data on temperature and acidity ...

In September 1972, a research vessel called the USNS Hayes discovered the deepest part of the Arctic Ocean and named it after ...

Researchers from the University of Colorado Boulder recently began experimenting with controlling modified moon jellyfish to ...

Moon jellies can range from a centimeter to more than a foot in diameter. Their short, fine tentacles help them sting and ...