On this day in 1943, Swiss chemist Albert Hofmann discovered the psychic effects of LSD while bike riding home from his lab. See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.

On this day in 1943, Swiss chemist Albert Hofmann discovered the psychic effects of LSD while bike riding home from his lab. See omnystudio.com/listener for privacy information.

On this day in 1943, Swiss chemist Albert Hofmann discovered the psychic effects of LSD while bike riding home from his lab.&nbsp;See <a href="https://omnystudio.com/listener" rel="noopener noreferrer">omnystudio.com/listener</a> for privacy information.

The creator of LSD goes for a harrowing bike ride - April 19th, 1943

From the desk of “Stuff You Missed in History Class,” “This Day in History Class” quickly recounts a tidbit from today’s events in history.

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The creator of LSD goes for a harrowing bike ride - April 19th, 1943

The creator of LSD goes for a harrowing bike ride - April 19th, 1943