A small bone found 30 years ago at Dinosaur Cove in southeastern Australia could turn what we know about the evolution of echidnas and platypuses on its head.

A study of a 100 million-year-old bone suggests the ancient relative of the echidna and the platypus was semiaquatic — and ...

Sophisticated imaging techniques have now revealed that when a booster vaccine is given in the same location, those ...

An Overlooked Cause of Failed Ulnar Nerve Transposition. Open Journal of Orthopedics, 15, 167-174. doi: 10.4236/ojo.2025.154017 . Snapping triceps syndrome (STS) is described as anteromedial ...