Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

After years of analysis, the animal turned out to be an entirely new species — one that lived millions of years longer than ...

A newly described Patagonian fossil reveals the evolutionary origins and global spread of the tiny alvarezsaur dinosaurs.

The Chicago Field Museum's Pokémon Fossil exhibit tickets went live, overwhelming the website with thousands in queue.

Little Foot’s face looks like it has been through a slow-motion car crash, because it has. For millions of years, rock ...

Marine fossils discovered near the summit of Mount Everest reveal that the world’s highest mountain was once part of an ancient ocean floor before tectonic collisions lifted the Himalayas.

“Living fossil” is often misused, but chitons really haven’t changed much in about 300 million years.

A fossil skull barely 1 inch long has proved to be a newborn reptile from Brazil’s Late Triassic, a period more than 230 million years ago when early reptiles dominated land ecosystems. Its tiny jaw ...

518-million-year-old fossil reveals vertebrates once had four eyes and extra organs that later shaped evolution.

New minuscule fossils of Purgatorius, the earliest-known relative of all primates—including humans—have been unearthed in a ...