Add Yahoo as a preferred source to see more of our stories on Google. An analysis of 23 cannabis samples from 10 dispensaries found a majority had at least 30% less THC than they were reported to have ...

Sergio Ramirez, a scientist at Golden State Collective Cannabis Laboratories, demonstrates how the new lab tests the qualities of medical marijuana. (photo by Daniel Archuleta) EASTSIDE — When a ...

Minnesota quietly marked an important milestone last week on its long and fraught journey toward launching a recreational marijuana market: the first legal sale of cannabis flower grown by a new state ...

A majority of cannabis flower products purchased at licensed retail pot shops in Colorado contained less THC than indicated on the label, according to a study performed by a researcher at the ...

The median reported potency of regulated weed in California has been steadily dropping over the past six months, according to a report from Bay Area news source SFGate. The drop in potency, which ...

A Jackson-based cannabis testing lab announced Tuesday that potentially deadly toxins have been detected in over-the-counter cannabis products widely available throughout Mississippi. Employees and ...

MENANDS, N.Y. (NEWS10) — Making sure your cannabis products are safe to use, that’s the goal of a recently opened laboratory in Menands. Aaron Riley is the CEO of Certified Testing & Data, or CTND for ...

Colorado marijuana manufacturers would no longer be allowed to choose which product samples they send for mandatory lab ...

Minnesota lawmakers are weighing a one-year delay of in-state testing requirements for the low-dose THC seltzers and gummies that have flooded breweries and liquor stores. Why it matters: The move ...

Cannabis flower sold in Colorado claims to contain much more tetrahydrocannabinol, or THC, than it actually does, according to my findings published in the peer-reviewed journal PLOS One. THC is the ...