SIGMA is a group of about twenty-four science fiction writers who frequent the Department of Homeland Security’s science and technology conferences to offer advice and eat some complimentary mini-muffins. One of SIGMA’s members is Larry Niven, author of, among...

A nation-wide study reveals that Black and Latino patients are less likely than their White, non-Latino counterparts to receive strong pain medications in emergency rooms: The study examined treatments for more than 150,000 pain-related visits to U.S. hospitals between...