A hallucinogen is a substance, like certain drugs, that can cause hallucinations. Hallucinations are experiences where you see, hear, or feel things that aren't actually there. Full definition
Readers have discussed the effects of hallucinogens on people with colour - blindness (Letters, 30 September). (newscientist.com)
«The cortex basically takes all the information coming in and synthesizes it into reality,» says David E. Nichols, a professor of medicinal chemistry at Purdue University in West Lafayette, Indiana, who has done animal research on hallucinogens. (discovermagazine.com)
The exhibition, which runs from April 19 through August 3 at New York's Museum of Modern Art, will include «paintings» made with soot and photochemicals, as well as never - before - seen films created by the artist under the influence of hallucinogens in the»70s. (wmagazine.com)