Contains music by Marion Lozano Rowan Niemisto and Pat McCusker Engineered by Alyssa Moxley For years, a debate has been simmering in Silicon Valley over the right way to build artificial intelligence ...

Flaming chunks of metal crash into homes, farms and parking lots. Who’s to blame? And who pays for the damage? By Selam Gebrekidan The peninsula on Morocco’s northern coast that Spain has governed for ...