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 ...

The latest analysis also suggests other hard-to-classify fossils uncovered in China should be grouped with Homo longi and the Denisovans — including fossils that another research team recently ...

Divers found a sinkhole in Florida's Steinhatchee River. It holds fossils from nearly half a million years ago. These ancient remains belong to extinct horses, giant armadillos, and ground sloths. The ...