Op het Indonesische eiland Sulawesi gebruikten mensen mogelijk al 25.000 jaar geleden het zaad van een psychoactieve plant: de betelnoot.

Analysis of two skeletons reveals tooth wear and traces of psychoactive substance in what may be earliest known evidence for human drug taking

Hunter-gatherers on one of the country's giant islands were sucking whole betel nuts as much as 25,000 years ago, a new study finds. It did bad things