Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of ...

Capnocytophaga infections in humans are rare, especially in historically healthy individuals. But when it occurs, the disease ...

The FDA has given marketing authorization to Zyn nicotine pouches. That doesn't necessarily mean they're safe to use, ...

Scientists have found an elusive third form of magnetism that could help solve a longstanding puzzle about superconductors.

Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is ...

A historic winter snowstorm has reached the Gulf Coast, smothering the region in Arctic air and dropping record-breaking amounts of snow on northern Florida.