Paleontology

A partial skeleton dating back more than two million years is the most complete yet of Homo habilis, one of the earliest known species in our genus

Towering Prototaxites ruled Earth before trees—and they may have been a form of life entirely new to science

Scientists have sequenced the genome of the long-extinct woolly rhinoceros from remains found in the stomach of a naturally mummified Pleistocene wolf pup

New clues hidden inside T. rex bones suggest that the carnivore lived longer lives than we thought

A fossil belonging to an ancient hominin that lived seven million years ago bears the hallmarks of bipedalism, according to a new study

Bones of now extinct species became a haven for bee babies thousands of years ago, scientists report in a first-of-its-kind discovery

An enigmatic group of fossil organisms has finally been identified—and is changing the story of how plants took root on land

A machine-learning breakthrough could lift the veil on Earth’s early history—and supercharge the search for alien life

RNA has been extracted from an ancient woolly mammoth, providing insight into its last moments on Earth

An analysis suggests Nanotyrannus is a separate, smaller dinosaur that lived alongside T. rex, settling a 30-year debate

Wyoming’s “dinosaur mummies,” once thought to preserve fossilized flesh, are actually detailed clay molds formed by microbes as the creatures decayed

A newly discovered dinosaur species has been identified from a fossil unearthed in Mongolia that represents the most complete pachycephalosaur specimen yet found