Kava is a shrub native to the South Pacific, with roots that are traditionally ground and served as a relaxing drink. Here's ...

They increasingly make products — drugs, vaccines, better crops, and so on — using DNA and RNA sequences, or other genetic ...

The fungal threads transfer carbon, phosphorus, nitrogen, water, and many other substances between trees. If one tree is in ...

Researchers unexpectedly found traces of cocaine in the mummified brain tissue of 17th-century people buried in a crypt in ...