The new portfolio acquisition executives will oversee vital Air Force programs, such as advanced planes and nuclear command ...

Merlyn Dethlefsen was dubbed “taciturn, a born-again Christian, and not at all the typical fighter pilot," yet his exploits proved otherwise.

An Air Force test pilot will lead a four-person NASA crew living for a year inside a simulated Mars habitat as the space agency gears up for future long-term flights. The crew will also include a ...

"Failure of one component of this well-oiled machine would have endangered the entire mission," Gen. Dan Caine said of ...