Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Results show that players’ choices echo predator-prey patterns seen in wildlife, though scientists stress the limits of the ...

The sun’s outer atmosphere resembles a pufferfish.

When infected by a fungal disease, ant pupae actively emit a chemical cue that prompts workers to get rid of them for the ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...

Wild axolotls are facing extinction. That’s the bad news. But take heart: Cutie-pie axolotls bred in captivity may be able to ...

In the classic American folktale The Little Engine That Could, a small blue locomotive laboriously chugs up a hill hauling ...

Longest lightning, the first AI-generated genomes and biggest black hole smashup were among this year’s top science ...

New footage shows orcas and dolphins coordinating hunts, hinting at interspecies teamwork to track and catch salmon off ...