In simulated conversations, social hierarchy can sway AI agents, making lower-status systems more likely to follow harmful ...

Despite being the size of a sesame seed, the Paratarsotomus macropalpis mite can outpace Usain Bolt and even a cheetah in ...

Compared with standard flu shots, Moderna’s mFlusiva generates stronger, longer-lasting immunity and is more effective at ...

Within minutes of impact, debris began heating Earth’s atmosphere. Fine dust trapped that heat, potentially killing the ...

Chemical analysis of Bronze Age iron objects indicate that Greek nobles may have indulged in signet rings made with precious ...

A sweet tooth for sugars from fruits and honey may have helped fuel brain growth in our primate cousins and early human ...

Scientists have finally seen a long-predicted motion on the sun, and it may help explain explosive solar activity.

Researchers injected mice with a protein derived from frogs to save them from the same kind of shellfish poisoning that ...

Ancient mammals may have had an easier time moving across the Isthmus of Panama from north to south thanks to Mexico’s ...

Studies suggest AI can weaken learning when it replaces effort, but tools that guide rather than answer may help people keep ...

A canopy call, a partial photo and DNA revealed a new primate species — one that may already be at risk of extinction.

An emperor penguin colony in Antarctica saw a massive decline in chicks in 2025. The contours of a nearby grounded iceberg ...