Scientists have reconstructed the head of an ancient human relative from 1.5 million year-old fossilized bones and teeth. But the face staring back is complicating scientists' understanding of early ...

A mystery that started with the discovery of a pinkie finger bone in Denisova Cave in the Altai Mountains of southern Siberia may finally have been cracked.

Grand Canyon fossils in the Bright Angel formation reveal 500M-year-old animals with dual feeding structures, reshaping ...

A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.

The tallest plants alive today can grow to over 100 meters tall. But they evolved from ancestors that were just a few ...

From an incredible series of revelations about the ancient humans called Denisovans to surprising discoveries about tool making, this year has given us a clearer picture of how and why humans evolved ...

In the long history of life on Earth, one of the biggest turning points came when our distant ancestors stood tall—literally. The way mammals stand and walk today, with limbs tucked neatly under the ...

Before dinosaurs walked the Earth and tens of millions of years before the first mammals appeared, distant mammal relatives with long, serrated canine teeth were the dominant carnivores on land.