Neukgu, a wolf that escaped from Daejeon’s O-World zoo on Wednesday, is a descendant of wolves brought from Russia as part of ...

Missouri is home to thousands of caves, but this one in the Ozarks stands out among the rest. It dates back to the Ice Age ...

In school, we learned about the asteroid that wiped out an estimated 76% of all creatures. Scientists now call this the fifth mass extinction. You’re reading that correctly: throughout Earth’s history ...

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

The Smithsonian’s National Museum of Natural History will open a major new exhibition, “Bison: Standing Strong,” Thursday, ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Update, March 31: The “God Squad” has indeed voted to override endangered species ...

Goblet-shaped sea jelly relatives with miniature “arms.” A plump, legless creature resembling a sausage. Long, wormlike animals tipped with flat “holdfast” discs for anchoring to the seafloor.

A previously misidentified Triassic cynodont has been confirmed as a new species, revealing a surviving lineage of early mammal relatives.

Scientists Found What May Be Earth's First Mass Extinction and It Was More Catastrophic Than Anyone Realized ...

Researchers have provided new insights into the evolutionary origin of sideways walking in crabs. Their study, published ...

Maryland makes waves by naming the extinct Megalodon as its official state shark.

Sea turtles act as living records of ocean change, with shells capturing decades of data to help researchers protect endangered species.