A large explosion rocked the city of San Bruno in California on Thursday, not far from San Francisco International Airport, but the cause does not appear to be a plane crash.
The Federal Aviation Administration on Thursday announced a new grant program for projects related to the development and expansion of commercial space transportation infrastructure.
Seven American service members and four Afghans were killed Thursday when a coalition helicopter crashed in southern Afghanistan, military officials said, in what was one of the deadliest incidents for coalition troops so far t...