Europe's brown bears repeatedly reshaped their jaws during the Ice Age, a flexibility that may have helped them outlast cave ...

Ice Age hunters spread rapidly across the Americas by specializing in mammoths and other giant animals, according to a new study.

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Researchers analyzed 200 fossil teeth from ancient mammals in China, revealing how they adapted and diversified after the ...

To spread across the Americas, some of the first people to settle the continents may have followed the big game. Faunal sample locations for Beringia, North and South America, and Clovis and Fishtail ...

T.rex was perhaps the deadliest dinosaur that ever lived. However, that doesn’t mean it didn’t face threats from other ...