Scientists have found a new hand bone from a human ancestor who roamed the earth in East Africa approximately 1.42 million years ago. The discovery of this bone is the earliest evidence of a modern ...

The discovery of a 1.4-million-year-old hand-bone fossil reveals that the modern human ability to make and use complex tools may have originated far earlier than scientists previously thought, ...

You have two main bones in your forearm, called the ulna and radius. The ulna runs along the outside of your wrist, while the radius runs along the inside of your wrist. There’s a bony projection at ...