All the most recent news about cannabis.

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Wired Wired

Scientists Journey Into the Dark Side of Cannabis

Cannabis can treat inflammation, pain, and nausea, among other ills. But an estimated 9 percent of users will develop a dependence on the drug.
Rolling Stone Rolling Stone

Pot in California: What's Going on With Cannabis Testing?

A new report shows that marijuana in the Golden State is passing safety and potency tests at higher rates — but some worry "pay-to-play" labs are falsifying results
The New York Times The New York Times

New Zealand Says Voters Will Decide Whether Marijuana Is Legalized

A billboard for Helius Therapeutics, a licensed medical cannabis company, in Auckland. Public opinion in New Zealand has been moving toward acceptance of recreational marijuana use.
New York Post New York Post

Marlboro-maker Altria officially enters the marijuana business

One of the world's biggest tobacco companies is diving into the cannabis market with a $2.4 billion investment in Cronos Group, a Canadian medical and recreational marijuana company. Altria, parent…