U.S. intelligence has captured evidence of a significant escalation of Russia's military engagement in Syria's civil war, including satellite images of an apparent Russian base for staging troops and heavy equipment under construction near a port city that is a stronghold for Syrian President Bashar...
The Pentagon has identified five Chinese military ships in the Bering Sea off the coast of Alaska, marking the first time the U.S. military has seen Chinese warships in the area, officials said.
Foreign spy services, especially in China and Russia, are aggressively aggregating and cross-indexing hacked U.S. computer databases — including security clearance applications, airline records and medical insurance forms — to identify U.S. intelligence officers and agents, U.S. officials said.
Deepening the involvement of a reluctant ally in the fight against the militants of Islamic State, Turkey for the first time sent warplanes to strike targets associated with the jihadist group inside Syria, U.S. and Turkish officials said Saturday.
Defense Secretary Ashton Carter landed Friday at Moffett Federal Airfield for his second appearance in Silicon Valley in four months to reassure technology industry leaders that the Pentagon views their work as vital to the future of national defense.
Defense Secretary Ashton Carter touched down Friday at Moffett Federal Airfield for his second appearance in four months to reassure Silicon Valley that the Pentagon views the region as an essential part of national defense.
Maj. David Brill squeezes into a bulky yellow spacesuit, lowers a fishbowl-size helmet onto his head and readies himself for a flight into the stratosphere.
A U.S. Army depot building in Japan exploded just after midnight local time on a base about 25 miles southwest of Tokyo, U.S. military officials said.