High on LSD for the first time, Brian Wilson walked down to the piano in his Hollywood apartment and began to play. “I was thinking about the music from cowboy movies. And I sat down and started ...

LSD became a large part of The Beatles' creative process. But during the recording of this one song, it almost went too far.

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 ...