The danger of uploading one’s consciousness to a computer without a suicide switch

Scientists share the gross, scary, and often hilarious reality of doing experiments in the wild.

A clever experiment reveals how fake traffic noise drives songbirds out of forests and harms the ones that stay behind.

The fish use an enzyme to turn their eyes into night-vision goggles, but that's nothing compared to what bullfrogs do.

Do you feel something less strongly if you don’t have a word for it?

Astronauts get burns, cuts, and scrapes too.

Where tiny aquatic creatures congregate to find their mates

By studying twisting snails, scientists have identified the earliest molecules that make us asymmetrical.

Is it because half our brain is staying up to keep watch?

Certain gut bacteria have evolved in parallel with apes, so that their family tree perfectly mirrors our own.