Chris Roberts

Pesticides, molds, and other pathogens are turning up in medical cannabis across California. Rules are coming, but until then it's "buyer beware." Read more

More and more, those who admit to having ever used cannabis are being refused entry into the United States—or deported if they’re already here. Read more

Restrictions on the amount of THC in cannabis-infused edibles kick in next year and will outlaw some of the state's most popular products. Read more

Rejection by third-party payment processors is a familiar story in cannabis, but abruptly ending an aid effort during a dire emergency somehow feels different. Read more

California’s Gold Country is dying. The marijuana industry has arrived, offering tax revenue and job opportunities. So why are locals rejecting it? Read more

The United Kingdom loosened draconian import rules on medical cannabis products Monday, allowing licensed wholesalers to bring in much larger quantities of cannabis flower and oil, and at a greatly reduced cost. This promises the few patients with legal cannabis prescriptions in the country more reliable and affordable access to their preferred medicine. Read more

Researchers found that stressing hemp with toxic soil actually boosted CBD levels. Read more

Unsolved mystery: Over 48 hours, every one of the city's cannabis cash machines went dark. Nobody seems to know why. Read more

Cannabis, initially given as the sole reason for 26-year-old Naama Issachar's detention, appears to have been merely a convenient excuse. Read more

Famous for the iconic Charlotte’s Web strain and fresh from a big IPO, Colorado’s Stanley brothers have secured the first US patent for a hemp plant. Read more

Britain's largest religious organization announced this week that it will lift a longstanding prohibition on medical cannabis in order to explore investing in the fast-growing industry. Read more

As part of a nationwide protest, UK patients who grow their own medical cannabis are identifying themselves to authorities in an effort to force policy reform. Read more

A coalition of activists are transforming the day after 4/20 into an advocacy effort aimed at reintroducing social justice into cannabis legalization. Read more

US Surgeon General Jerome Adams recently used his official Twitter account to make a startling claim about cannabis. It wasn't the first time. Read more

In a move that could shake up the vape pen market, the parent company of Philip Morris has quietly patented dozens of devices that could be used to consume cannabis. Read more