Don Alejandro the shaman shakes a rattle stick, provoking a sensuous cascade of clicking sounds. He chants softly in the Peruvian night, invoking spirits to assist in healing and enlivening our small ...

A close-up of Opuntia, commonly known as prickly pear cactus. A couple of years ago, if someone mentioned "cactus water", you'd probably picture it as something you'd reluctantly consume as a last ...

Question: Which factors influence the effectiveness of biotic refuges for harbouring grazing-sensitive species in pastures with a long history of grazing by large herbivores? Previous research showed ...

The Philippine Drug Enforcement Agency (PDEA) on Thursday issued a warning for the public against abusing the “peyote” cactus, which contains mescaline, a potent hallucinogenic. “Mescaline produces ...