Learn how the fossils of ancient organisms help scientists navigate deep time — and uncover Earth’s hidden history.

Paleontologists have uncovered what they believe is the first-ever fossilized ‘butt-drag’ mark left by an animal.

The Mississippi River floodplains are home to one of Earth’s most impressive river monsters: the alligator gar. Known to ...

A new AI study finds leopards hunted early humans in East Africa, challenging long-held ideas about when our ancestors became ...

Scientists have identified a new extinct species of rhinoceros that once roamed Canada’s High Arctic—a remarkable find that ...

It's hard believe now, but we weren't always the only hominins walking around on Earth, and in the past, multiple hominins ...

A new study has unexpectedly discovered that a common parasite of modern oysters actually started infecting bivalves hundreds ...

Debate kicked off in 1988 when a single small tyrannosaur skull discovered four decades earlier was given its own species ...

A remarkable fossil discovery in Montana may redefine our understanding of Tyrannosaurus rex, revealing that what was once thought to be juvenile T. rex specimens are actually a distinct species ...

A giraffe's long legs aren't just for height, they save energy by reducing how hard the heart works to pump blood upward ...

The Tremembé Formation itself is the only fossil-rich unit in Brazil from the Late Oligocene that preserves mammal remains.