Albert Hofmann calculated that one teaspoon of LSD could affect 50,000 people. He arrived at that figure after accidentally absorbing a trace amount through his skin at the Sandoz laboratory in Basel ...

Dr Albert Hofmann accidentally discovered the hallucinatory effects of LSD in April 1943. In 1986, he told the BBC about a "terrifying" bicycle ride home from the laboratory.

UNDATED (WKRC) - Researchers have developed a groundbreaking version of LSD that retains the drug's brain-healing benefits without the mind-altering effects. The team at the University of California, ...

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 ...

For decades, LSD has been associated with vivid hallucinations and counterculture movements. But now, researchers at the University of California, Davis, have discovered a way to tweak this powerful ...

In November 1956, three people gathered in a converted Connecticut barn to take LSD, a powerful psychedelic drug that was legal at the time. The children had just been put to bed upstairs. In the ...