A fossil jaw of a distant human relative was discovered much farther north than previously thought possible, revealing new ...

Starting January 31, the Museum of Idaho invites visitors to step far deeper into prehistory with the opening of Life Before ...

Cheetahs once roamed across most of Africa and parts of Asia, but now live in just 9% of their previous range and haven’t ...

More than 66 million years ago, Mexico was home to numerous species of dinosaurs, some of them as terrifying as T. rex.

Sensitive hearing may have evolved in mammal ancestors far earlier than scientists once believed. By modeling how sound moved ...

At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

Researchers have extracted DNA and recovered the rhino's genome from a chunk of undigested meat from the stomach contents ...

More than 14,000 years ago, a wolf pup ate a piece of woolly rhino. Scientists have analyzed the rhino's DNA to figure out ...

Scientists prepared a high-quality sequence of the giant mammal’s genome based on a specimen preserved in Siberian permafrost.

Monotremes are unique mammals that lay eggs, but their limited geographic ranges make them vulnerable. We explain why.

When scientists finally measured the most powerful bite ever recorded, the winner wasn’t T. rex. It was something far older, ...

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