Water is essential for life. Find out why it’s important and how much you really need.

Learn more about a new tilefish species with red striped eyes, similar to San’s in Princess Mononoke.

If you aren’t a good listener when you’re stressed, you aren’t alone. Mice aren’t either.

Learn how the molecule EBC-46 could advance how HIV is treated and how researchers discovered it.

Learn about the El Mirón cave in northern Spain, home to the unusually red bones of a buried woman and ancient carnivores ...

Learn how environmental changes have humbled many of history’s most successful and dominant cultures.

The Euclid space telescope brings the Einstein Ring into view. Check out the accidental discovery and what it looks like ...

The last radical improvement in our lifespans happened in the 20th Century. Now, researchers are looking into just how much ...

Learn how time scales for objects thousands versus millions of years old could be better synchronized.

Learn more about norovirus, how to prevent contracting it, and why this year has seen such a surge in cases.

Learn how with painstaking effort, archaeological artists bring back faces from the past.

Wearable devices and fitness apps allow users to quantify every aspect of physical activity. Is it helping or hurting?