A multiyear study of dozens of wild, adult chimps suggests that play helps reduce tension and boost cooperation among individuals.

Every single Atlantic hurricane in 2024 had wind speeds supercharged by warming seas. One even jumped two categories of intensity.

Phobos and Deimos could have formed from asteroid debris, a new study suggests. An upcoming sample return mission will help test the idea.

ChatGPT, Gemini, Copilot and other AI tools whip up impressive sentences and paragraphs from as little as a simple line of text prompt. To generate those words, the underlying large language ...

The DESI project previously reported that dark energy — long thought to be constant — changes over time. A new analysis reaffirms that claim.