For the first time in history neuroscientists have taken deep look into what happens in a brain under the effects of lysergic diethylamide, or LSD. Scientists injected volunteers with 75 micrograms of ...

They were scientists and writers in the ’40s and ’50s, mystics and musicians in the ’60s and ’70s, neo-psychedelic counter-culturalists in the ’80s and ’90s. And in the 2010s, they’re back — as ...

In April 1959, it was revealed that Cary Grant, one of the world's most bankable movie stars, was an enthusiastic user of LSD. Getty Images While LSD is often associated with 1960s hippies and Timothy ...

Lysergic acid diethylamide (LSD), also known as acid, was accidentally discovered in the late 1930s by a pharmaceutical researcher. Not getting the results he wanted initially, Albert Hofmann ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Exactly 71 years ago, April 19, 1943, Albert ...

Lysergic acid diethylamide, better known as LSD or acid, has a checkered past — or, perhaps, a roiling and vibrantly colored past. Since the drug was synthesized by chemist Albert Hoffman in 1938, ...