As New York and many other states are heading down the path toward marijuana legalization, public health officials, scientists and parents alike are pushing for expedited research on its dangers. This week, a new study appearing in Lancet Psychiatry is raising concerns over the intoxicating plant’s association with psychosis disorder. Researchers at King’s College London...

Study says 30% of first-time psychotic disorders in south London linked to strong drugsFrequent cannabis use and high-strength varieties are likely to increase the chance of mental health problems among users, according to researchers behind the largest study of its kind.Experts have previously flagged a link between cannabis use and psychosis, particularly among vulnerable people with heavy use of the drug.

Pennsylvanian Grateful Dead fan Greg Longenecker, 51, died after being discovered growing pot on public landPennsylvania state police acted recklessly when troopers used a bulldozer to pursue a 51-year-old Grateful Dead fan who had been caught growing marijuana on public land, killing him when he wound up under the machine’s treads, according to a civil rights lawsuit filed on Monday.Greg...

Only one group of teenagers used marijuana more often after retail sales were legalized in Washington than they did before -- high school seniors who work 11 or more hours per week, according to new research led by a WSU College of Nursing professor.

Even in Canada and some US states where marijuana is legal, the illegal market remains a tenacious competitorOne big reason to legalize cannabis is to wrest the market away from criminal enterprises and tax the proceeds. But in Canada and the US states where weed is legal, the illegal market has proven to be a tenacious competitor – and it’s likely to remain so for years.Take California, the largest...

They traded the wearing o’ the green for the eating of it. Rather than tint their beer emerald for St. Paddy’s, a group of marijuana gourmands got green for the holiday by throwing a feast of pot-infused delicacies at a Lower East Side restaurant on Sunday. For many, the pot supper club was a way...

Legalization of marijuana has become a pillar of progressive politics, and a litmus test for candidates’ commitment to equal treatment for all races in policing and criminal justice.

Gambling transformed reservations 40 years ago, but often only enriched a few. Could the legal marijuana business prove more broadly beneficial?By David TreuerIn February 2015, amid the cedar masks, canoe paddles and totem poles at the Tulalip Resort Casino north of Seattle, the talk was all about pot. Indian country had been abuzz about cannabis since the previous autumn, when the Justice Department had released...

She's part of Civilized.

Democratic presidential candidate Beto O’Rourke on Thursday called for ending the “federal prohibition on marijuana” because of the way US drug laws disproportionately put minorities in prison. “We can free ourselves from the distinction of being the country that imprisons more of its citizens than any other country on the face of the planet,” he...

The compound is certainly trendy, but the research is scant.

Rampant cannabis use is clouding the curriculum at embattled Forest Hills High School, parents fumed at a raucous Tuesday night meeting at the Queens school. Aiming their ire at principal Ben Sherman, moms and dads said kids are confronted with constant pot puffing at the high-achieving school – and that administrators aren’t doing nearly enough....

ALBANY — No weed for you! Long Islanders getting ready for legalized marijuana are going to be disappointed because both the Nassau and Suffolk county executives said Wednesday they’re going to opt out if the state approves recreational weed. Suffolk County Executive Steve Bellone plans on introducing a resolution placing a one-year moratorium on the...

Wednesday: Legalization has widespread support in the two states, but there is still uncertainty on what the rules would be.

Shares of pot-selling companies popped after New Jersey politicians outlined plans to become the 11th state to allow recreational cannabis use by adults. Garden State legislators Tuesday said they are joining Democratic Gov. Phil Murphy in supporting a bill to allow recreational pot use by adults. That sent shares of cannabis companies higher, with Tilray,...