This article originally appeared on USA TODAY: Ketamine bros are giving psychedelics a bad rap. That's a problem ... after a short trip to the bathroom, returned and began laughing for no reason.

Elon Musk is taking ketamine and techies are microdosing mushrooms ... My main concern is that people understand the risk, any risk — bad-trip risk, psychiatric risk, or legal risk.

"Bad batches" of ketamine and ecstasy may have led to two men being hospitalised, a nightclub has warned. The men, aged 18 and 19, were taken ill at Invisible Wind Factory in Liverpool at about 02 ...