NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight ...

Lockheed Martin, RTX lead defense earnings on Tuesday. General Dynamics, Northrop Grumman, L3Harris to report results this week.

Witness describes seeing DC plane and helicopter collision A large search-and-rescue operation is underway in the Potomac River near Ronald Reagan National Airport after a passenger jet and military ...