The human body abounds with vestigial features, but this one seems to be slowly disappearing, and there's an easy way to ...

(Reuters) -A new analysis of a pigeon-sized Archaeopteryx fossil in the collection of the Field Museum in Chicago is ...

I asked one of the creators of the arms, Professor Masahiko Inami, to tell me more. This is a small copy of this movement. So physical computing to avoid collision. Also, it's very intuitive. It's ...

Transhumeral surgery is a life-changing medical procedure that offers hope to individuals who have lost part of their upper arm, often due to trauma, infection, or medical conditions such as cancer.

New fossil evidence suggests echidnas evolved from a water-dwelling ancestor, not a land-based one. The bone structure ...

A Queensland paramedic who retrieved a man’s severed arm bone from a tree after a horrific car crash has lost her appeal to ...

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding ...

The fossil, a humerus, or upper arm bone, was discovered in 1993 at Dinosaur Cove in southeastern Australia. From the outside, the specimen looked more like a bone from a land-dwelling echidna ...

In the 1990s, a team from Museums Victoria identified the humerus bone, in the upper arm between the shoulder and the elbow, as once belonging to the Kryoryctes cadburyi, an egg-laying monotreme.

As the world's only surviving egg-laying mammals, Australasia's platypus and four echidna species are among the most extraordinary animals on ...