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

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

A man was diagnosed with skeletal fluorosis, which likely emerged due to him inhaling substances that damaged his bones.

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

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

A rare breed of star recently discovered by the Hubble Space Telescope spins faster by feeding on its stellar siblings.

Boom Supersonic's XB-1 demonstrator craft could become the first commercial jet to break the sound barrier since Concorde ...

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.

A nuclear fusion reactor in China, dubbed the "artificial sun," has broken its own record to bring humanity one step closer ...

New photos of comet C/2024 G3 (ATLAS) suggest that it could be disintegrating due to "thermal stress" from its recent ...

The Sydney funnel-web spider has extremely dangerous venom, but according to a new study this spider is actually three ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...