A survey says 5 out of 6 Americans want the US government to do more to protect them and their families from toxins in food, ...

Scientists at the University of Bath have developed a new photocatalyst that uses sunlight to degrade PFAS, a group of chemicals that don't break down naturally.

Comets are a trickier prospect. The first spots of direct evidence, collected in the 1990s by the Giotto spacecraft and later ...