New analysis of Sahelanthropus fossils suggests upright walking emerged much earlier than once thought. Leg bones, skull anatomy, and environmental context are used to assess whether bipedalism began ...

Some adults do indeed have more than 206 bones. These extras, known as accessory bones or supernumerary bones, may occur when ...

Human skeletons are often described in neat textbook numbers, but real bodies are far messier and more interesting. Extra ...

Tenontosaurus fossils found in West Texas, the southernmost record of the dinosaur and a key to the Early Cretaceous.

In 1989, paleontologist Darren Tanke suggested that similar breaks were the result of mating as one dinosaur mounted the ...

Advanced biomechanical modeling shows that early mammal ancestors likely used an eardrum to hear airborne sounds 250 million ...

The pelvis is often called the keystone of upright movement. It helps explain how human ancestors left life on all fours ...

We rely on smell more than most people may realize. Across mammals, scent guides feeding, warns of danger, and shapes social ...

Over 50 Triassic coelacanth fossils of mawsoniid, found mislabeled in British museums, show these ancient fish thrived in ...

Learn how detailed 3D analysis uncovered evidence that upright walking emerged near the very start of the human lineage.

In western India, strata of old rocks are providing a glimpse of what may have been a world of heat, a world of creeping ...