Some Boeing staff will no longer need a high-level security clearance to help build new presidential jets, as President Trump ...

The "Golden Dome" missile defense system proposed by President Donald Trump will require a whole-of-government effort to realize, according to a Space Force general.

These funding threats raise important questions about the constitutional balance of power between federal and state ...

I would sometimes see him puttering around the library in our part of Arlington, Virginia. Though I would have preferred a ...