Stefan Lovgren writes on how freshwater fish from the Arctic to Africa are endanged by climate change and the unpredictable ...

In 1995, divers first noticed a group of bizarre sandy "crop circles" on the seabed around Amami Oshima Island, southwest ...

Museum fossils in England reveal 200-million-year-old coelacanths, fish that swam alongside the first dinosaurs ...

After vanishing for a decade, a legendary species has made an unexpected return to England’s rivers, despite pollution, ...

A detailed investigation into these strange creatures is finally giving scientists and fishermen valuable clues about when ...

In the deep ocean, far from sunlight, a small shark has been quietly carving perfect circles of flesh out of animals many ...

Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.

A rare fossil from Thailand identifies a 25-foot spinosaurid that lived along river systems 125 million years ago.

New research shows humans may have brought wolves to a remote island, fed them, and cared for them thousands of years ago.

A large Swedish study reported a lower risk of dementia among middle-aged and older adults who consumed higher amounts of ...