The folks who brought the world the mushroom cloud are hard at work at a new project – coming up with cyber-weapons so strong that their very existence would deter foreign governments from attacking U.S. databases and critical computer systems.
Turkey and the United States have joined forces in a campaign to drive Islamic State militants back from Turkey's southern border and cinch off the extremists' vital corridors for weapons and fighters.
The U.S. is shifting to a more direct role in the near decade-old fight against Al Qaeda-affiliated Shabab militants, launching as many as six drone strikes in southern Somalia over the last week to support African forces battling the group, American officials said.
Turkey has agreed to allow U.S. warplanes to use its air bases for the first time for bombing missions against Islamic State in Syria, U.S. and Turkish officials said.
A monthlong Pentagon investigation could not identify a root cause as to why an Army testing facility in Utah mistakenly sent live anthrax samples to 86 commercial companies, academic institutions and federal laboratories around the globe.
A U.S. military drone strike in northwest Syria has killed Muhsin Fadhli, the head of a shadowy cell of veteran Al Qaeda operatives known as the Khorasan Group that sought to attack Western targets, Pentagon officials said.
A U.S.-backed military offensive against Islamic State fighters faltered in its first week as several hundred militants entrenched in the provincial capital of Ramadi withstood punishing airstrikes and held off a far-larger force of Iraqi ground troops, senior U.S. and coalition commanders said...
The Pentagon took a significant step Monday toward lifting its ban on allowing transgender men and women to serve in the military, announcing a six-month study designed to clear the way.