Some scientists worried that the Barbados threadsnake had become extinct, but one sunny morning, Connor Blades lifted a rock in a tiny forest in the eastern Caribbean island and held his breath.

Theanine, a distinctive amino acid responsible for the rich flavor and calming properties of tea, is surprisingly sensitive to the level of ...

For nearly two decades, no one had spotted the world’s smallest-known snake. Some scientists worried that maybe the Barbados ...

The U.S. once controlled the market on rare earth elements, sought after for a range of technologies. But in the last few ...