Chamath Palihapitiya sparked debate by calling marijuana insidious and warning of its impact on teens. He advocates for labeling and dosage restrictions.

An area state legislator is proposing “a bipartisan path to adult-use cannabis legislation in Pennsylvania,” saying it can be done with “strong tenets for an adult-use market” and the means to set up ...

Teams of scientists warn in two recently published medical research papers that marijuana leaves people vulnerable to developing dementia and likely contributes to psychosis.On April 14, the American ...