After years of decline, nearly one in five teens under 21 now report using cannabis, undercutting claims that legalization ...

A new study demonstrates that many regular marijuana users exceed legal blood cannabis limits for U.S. drivers despite ...

There’s buy-in across the branches now on the topic of overhauling the Cannabis Control Commission, and increasing the amount of marijuana that a person can legally possess.

Hemp producers and sellers in Colorado and around the country are stunned by a provision included in the bill to reopen the government that puts strict limits on the amount of THC in hemp-based ...