BIRMINGHAM, England — Half a century after Timothy Leary urged the world to “Turn on, tune in, drop out,” there’s a surge of interest in lysergic acid diethylamide, or LSD. The psychedelic drug was ...

The League for Spiritual Discovery, an LSD-based meditation center in New York City, in 1967 Ben Martin / Getty Images Bicycle Day, celebrated annually on April 19, commemorates the world’s first ...

Add Yahoo as a preferred source to see more of our stories on Google. Bettmann via Getty Images In November 1956, three people gathered in a converted Connecticut barn to take LSD, a powerful ...

Chemists at the University of California, Davis did something that borders on the molecular equivalent of pulling off a magic trick. They moved two atoms within the intricate structure of LSD—a drug ...

This trip might just be worth taking. New research suggests that microdosing a popular psychedelic may provide relief for people struggling with major depressive disorder. That’s noteworthy, since ...

Drugs such as magic mushrooms and LSD can act as powerful antidepressants. But they have other impacts, too - mind-bending side effects, for one. NPR's Jon Hamilton reports on a drug based on LSD that ...