A law enforcement officer inspects a handgun at the scene of a shooting in Washington, D.C., on Oct. 2. (Brendan Smialowski | AFP via Getty Images) The number of 3D-printed guns recovered at crime ...

Inside an unoccupied house, a student gingerly pushes open a creaky door and takes a wary step into a dark room—only to find the walls completely splattered with blood. It sounds like the cliché ...

Autonomous driving may have come a long way in the last decade but, apparently, there’s room for improvement. Waymo, one of the leaders in the space, still has some bugs to work out – and one of them ...