More Americans than ever appear to be taking psychedelic drugs. According to a new estimate from researchers at Columbia University in New York City, more than 5.5 million U.S. adults are using hallucinogens. In a study published this month in the journal Addiction, scientists calculated that hallucinogen use climbed from 2002 to 2019, from 1.7… Continue reading Hallucinogen Use Rises Significantly Since 2015, Research Finds