In 1967, more than a year after he began using lysergic acid diethylamide (LSD), a 19-year-old U.S. college freshman was admitted to New York’s Presbyterian Hospital complaining of fever and malaise.

The dangers of LSD are driven home to teenagers in this classroom training film, which is "narrated" by an LSD tab. The "tab" tells kids that he is "a depth charge in the mind!" and various teenagers ...

Nicholas Sand who with fellow chemist Tim Scully created the legendary version of LSD known as "Orange Sunshine" that first hit the streets of San Francisco in 1967, died April 24 at his Marin County ...

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 ...