The U.S. Environmental Protection Agency will be looking at the safety of paraquat, a toxic weed killer that lawsuits have ...

There’s a run on bread, eggs, milk — and weed. Potheads swarmed New York’s licensed cannabis shops to get their stash of ...

There is a biological difference between a weedy plant and an invasive plant, a garden expert says.

The justices will not resolve the decades-long dispute over whether Roundup's key ingredient, glyphosate, causes cancer.

Florida lawmakers will try again to change the state's marijuana laws, from making it legal for adults to restricting hemp ...

The names of weed strains run the gamut from the quirky to the downright offensive. Alaskan Thunderfuck!? Who wouldn’t want to smoke that? Some names are a nod to taste, smell or appearance, while ...

Arizona voters legalized recreational weed in 2020. A Republican strategist is pushing a ballot initiative to undo that.