Learn how the brain weighs emotional strain when deciding whether to seek information — or shut it out.

Learn how mapping gene-control switches in an ancient sea anemone reveals how identical DNA can produce many different cell ...

What's the size of the Milky Way galaxy? Learn how, depending on your definition, the size can change.

Learn more about “thirdhand smoke” and how it keeps polluting homes, and your lungs, long after smoking stops.

Learn why killer whales sometimes wear dead salmon on their heads, and what that might mean.

Learn why playing classic video games, like Super Mario Bros. and Yoshi, can help young adults fight burnout and chronic ...

Learn more about the most exciting species found around the world in 2025, from the deep sea to the western Himalayas.

Learn more about the people who once used Grotta della Monaca as a sacred burial site.

Learn how we know the Earth is round, and the science behind the shape of our gravitational field.

Learn how smiling — and mimicking other people’s smiles — can make you seem more trustworthy and confident.

Learn about the new flu variant, subclade K, that is circulating several countries and why this winter 2025-2026 flu season ...

Learn how ancient pottery covered in flowers may be humanity’s first attempts at mathematical thinking.