Both the U.S. and Japan have developed and deployed missile defense networks to protect against emerging threats.

Tucson-based Raytheon Missiles & Defense has been picked by the U.S. Missile Defense agency along with Northrop Grumman to continue development of the nation’s first interceptor built to destroy ...

President Trump last week sent nominations for the officials he hopes will fill two roles under Pentagon Chief Technology Officer Emil Michael's research and engineering office -- one a familiar face ...