A research team has determined the structure of the kappa-opioid receptor—site of action of the widely abused hallucinogen Salvia divinorum – solving longstanding scientific mysteries and ...

A powerful and legal hallucinogenic herb is gaining popularity among teenagers and young adults. Salvia divinorum is also raising concerns among parents and lawmakers across the country.

Salvia splendens actually prefers some shade, making it one of the few salvias that prefer a cooler environment. That opens up many more planting options for those looking for something showy in a ...