Animals

New research links same-sex behaviors in nonhuman primates to the evolution of complex social structures

Why flu cases are spiking, how AI predicts disease from your sleep, and what surprising biomechanics lie behind woodpeckers’ powerful pecks.

The very, very long-lived Greenland sharks were long thought to be practically blind. But a new study finds that they not only can see but also maintain their vision into old age

A new study reveals that some smart dogs can learn words just by overhearing humans’ conversations

A new study suggests that primate facial expressions may not just be reflexive

Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising similarities to humans

These birds’ drilling approach is more like extreme tennis playing than weight lifting

A humungous shark that lived 115 million years ago surpassed the size of modern-day great whites, paleontologists discovered

From the first sighting of a colossal squid in the wild to a seriously goofy octopus, 2025 delivered some astounding photos from the ocean’s depths

Dynamic mounds made of methane at a depth of some 3,640 meters act like “frozen reefs” for a bizarre array of deep-sea creatures, new observations reveal

As endangered southern resident killer whales fight for survival, federal funding cuts threaten the scientists working to save them.

A wind farm off the coast of China appeared to boost fish numbers and supported colonies of oysters and barnacles, according to new research