Researchers have analyzed the soft tissue from a fossilized plesiosaur for the first time. The results show that the long-necked marine reptile had both smooth and scaly skin. This was likely so it ...

About 19,000 years ago, a woman from a group of hunter-gatherers died and was buried in a cave in northern Spain. In 1996, ...

Collagen, the body's most abundant protein, has long been viewed as a predictable structural component of tissues. However, a new study challenges that notion, revealing an unexpected confirmation in ...