news World News News Legalization Science says smoking weed is more than 12,000 years old Researchers analyzed genomes from 110 plants worldwide. Author of the article: Emma Spears Publishing date: Jul 19, 2021 • 47 minutes ago • 2 minute read • Join the conversation Study authors also discovered that the origins of the plant are rooted in northwestern China near the Kazakhstan and Kyrgyzstan borders, as opposed to South Asia as previously believed. / Study authors also discovered that the origins of the plant are rooted in northwestern China near the Kazakhstan and Kyrgyzstan borders, as opposed to South Asia as previously believed. / Photo by Jim Mone