Saber-toothed predators—best known from the infamous Smilodon—evolved multiple times across different mammal groups. A study ...

Teeth grinding, or bruxism, can happen day or night. But sleep bruxism is much harder to treat since many of us don’t even know we’re doing it. The condition is often only detected when ...

The research in the *American Journal of Biological Anthropology* suggests Neanderthals at Cova de l'Arbreda alternated between short seasonal stays and longer settlements.