A bizarre fossil called Prototaxites, which was the largest life-form on land 400 million years ago, may have been a completely unknown form of multicellular life, according to a new study.

The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our ...

(Reuters) -Researchers have unearthed tooth fossils in Ethiopia dating to about 2.65 million years ago of a previously unknown species in the human evolutionary lineage, one that lived in the same ...

Evolution sounds like a straight climb toward better survival, but fossil records and genetic research show species sometimes ...

Paleontologists have identified thousands of animal species that lived soon after the Cambrian explosion ended ...

A new study shows that the event that wiped out the dinosaurs caused only a small drop in shark and ray species at the same ...

An analysis of marine fossils from the Upper Miocene Chagres Formation in Panama, most belonging to the Myctophidae family, discovered four new species, one of which has been named in honor of Brigida ...

Learn how Miocene fossils from the Mojave Desert reveal that pronghorn running adaptations developed long before high-speed cheetahs appeared in North America.

A rare Homo habilis skeleton from Kenya reveals how early humans moved, climbed, and adapted more than two million years ago.

Scientists have said fossils of a small newly discovered dinosaur found in Spain could change ideas on the evolution of ...

An artist impression of the newly discovered extinct monk seal species Credit: Jaime Bran. Copyrigh: Museum of New Zealand Te Papa. An artist impression of the newly discovered extinct monk seal ...

Ethiopian researchers have made a groundbreaking discovery that fundamentally challenges our understanding of human evolution by uncovering fossil evidence of a previously unknown species that ...