Add Yahoo as a preferred source to see more of our stories on Google. A U.S. Air Force F-35A Lightning II assigned to the F-35A Lightning II Demo Team performs at the Great Tennessee Air Show in ...

(Editor's Note: This story has been altered. The original version of this story gave an incorrect date for a mandatory due-process hearing between King County Sheriff Sue Rahr and Deputy Brian Bonnar.

The U.S. Space Force has taken a big step to secure the future of space launches for national security. On Friday, it announced new contracts worth up to $13.7 billion. These contracts are part of a ...

The U.S. Air Force, once at the technological vanguard, has become burdened by decades of bureaucratic growth and failed weapons procurement. It is time for our leaders to make radical change. The Air ...