U.S. Department of Defense

Tensions between Biden’s team and Pentagon brass erupted after acting Defense Secretary Christopher Miller canceled transition team meetings for the rest of 2020.

The military is rethinking its traditional embrace or tolerance of Confederate Army symbols

A U.S. defense contractor was killed and several American and Iraqi troops were wounded Friday in a rocket attack in northern Iraq, U.S. officials said. According to officials, the attack involved as many as 30 rockets fired at the Iraqi military compound near Kirkuk, where U.S. service members are also based. Officials did not provide the exact number of...

Senior Pentagon officials have told members of the Armed Forces to skip what may seem like the perfect holiday gift — an at-home DNA test.

Two U.S. service members were killed on Wednesday when their helicopter crashed in Afghanistan, the U.S. military said without providing more details. The statement said the cause of the crash is under investigation but that preliminary reports do not indicate it was caused by enemy fire. However, the Taliban promptly claimed to have shot down the helicopter in eastern Logar...

The workers were sleeping on the mountainside where they had spent a long day harvesting pine nuts in eastern Afghanistan. Some were in tents, others lay outside under the stars, when the U.S. airstrike tore into them. Only hours before the Sept. 19 strike, the businessman who hired them had heard there was a drone over the mountain and called...

The human brain has the remarkable ability to rewire itself. It’s known as neuroplasticity; the synapses in the brain get stronger when they are faced with new behaviors or environmental factors. Now, researchers are studying whether retraining the brain will help athletes and military servicemen and women protect damaged joints.

The U.S. Justice Department has charged WikiLeaks founder Julian Assange with conspiring with Chelsea Manning to break into a classified government computer. The charge was announced Thursday after Assange was taken into custody in London in connection with a U.S. extradition request, as well as for breaching U.K. bail conditions in 2012. The indictment accuses Assange of assisting Manning, a...

A research arm of the U.S. military is exploring the possibility of deploying insects to make plants more resilient by altering their genes. Some experts say the work may be seen as a potential biological weapon. In an opinion paper published Thursday in the journal Science, the authors say the U.S. needs to provide greater justification for the peace-time purpose...

Survivors and relatives of those who died in the 2009 Fort Hood shooting filed a formal petition Wednesday to receive Purple Hearts and other benefits they have argued are long overdue.

An island off the Southern California coast could be closed for a year as the U.S. Navy investigates whether unexploded bombs remain on the the island.