Bicycle Day, celebrated annually on April 19, commemorates the world’s first recorded LSD trip, in 1943. That’s when Swiss chemist Albert Hofmann ingested lysergic acid diethylamide before bicycling ...

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 ...

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 ...

LSD was first synthesized by Swiss chemist Albert Hofmann in 1938. He discovered its powerful psychoactive effects in 1943 after accidentally ingesting a small amount and experiencing vivid ...

NPR science podcast Short Wave brings us the stories of how Fiddler crabs drum their mating songs into the sand, growing chicken nuggets in the lab, and a drug like LSD — without the trip. It's time ...