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Coming into effect on October 17, Canada’s Cannabis Act will legalize adult-use recreational cannabis across the country. Here’s a province-by-province guide to Canada’s new cannabis regulations.

More than seven years after Arizona legalized medical cannabis, the state may begin to require lab testing to identify mold, pesticides, and other contaminants.

Learn how CO2 cannabis extracts are produced and familiarize yourself with the science behind this versatile extraction method.

In some cases, industry operators say, bottlenecks have already slowed the supply chain from farms to storefronts.

The media and events company is preparing for a public investment round. Alan Brochstein looks at the financials.

Rebel, nonconformist, American hero: The father of medical marijuana died at age 72, less than a month after California legalized.

From philanthropic entrepreneurs to neo-soul royalty, here’s a roundup of the week’s most notable cannabis quotables.

The UN’s Commission on Narcotic Drugs is reconsidering the classification of cannabidiol. And it wants to hear from the public.

The rule follows findings by regulators that a number of shops across the state failed compliance checks in late 2017.

The Leafly Buyer’s Guide provides a curated editorial list of top cannabis product picks on the market now, chosen by local experts in each region.