Detailed imaging of a 250-million-year-old fossil has revealed the first proof that the ancestors of mammals laid eggs. The ...

A rare fossil discovery is shedding light on the “missing years” of early sponge evolution. Scientists found a ...

The species in question was a therapsid, a group of animals that was the forefather to modern-day mammals, including humans.

Hundreds of Chinese fossils from the dawn of animal evolution may change how scientists think of this critical period of ...

If you trace the animal family tree back through the fossil record, the trail usually goes cold about 539 million years ago. Before this boundary—the start of the famous Cambrian explosion—multicelled ...

A badly mangled dinosaur skull, once forgotten in a drawer, turned out to be a rare and important discovery. Reconstructed by ...

The remains, discovered in 2023 and 2024, are incomplete, and made up of only a few jawbone fragments and worn teeth.

Imagine you’re walking to work when you unwittingly make a massive contribution to science. That was the experience for a Southern California science teacher who discovered a never-before-seen whale ...

The sale of a Triceratops fossil for $5.55 million is the latest in a list of dinosaur specimens fetching colossal fees in ...

How does a fossil go from being in the ground to on display? What do paleontologists do? How does a fossil go from being in the ground to on display in a museum? Learn the process and all the ...

Find out more about Body Fossils and Trace Fossils. Fossils can be categorized in two basic types: body fossils and trace fossils. Body fossils help scientists learn what plants and animals looked ...

Researchers studying a 250-million-year-old fossil have found the first ever proof that mammal ancestors laid eggs, with the ...