A new study from the multidisciplinary brain research center at Bar-Ilan University found that jellyfish and sea anemones were the first to present one of sleep’s core functions.

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

A huge black bear has finally been evicted from a crawl space under a Los Angeles area house where it had been living since ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

A lawsuit against SeaWorld – alleging that the park failed to keep safe conditions after a woman said she was hit in the face ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.

Bone-eating zombie worms vanished from Pacific canyons during a 10-year study, raising concerns that oxygen loss is altering ...

Beyond rising temperatures, the indirect effects of global warming, such as greater human activity in the region, add further ...