The Latest Breaking News from Defense Department

WASHINGTON — The House takes up its annual National Defense Authorization Act this week, and the most consequential amendments may or may not be the ones that generate the most rhetorical heat.

The most consequential amendments on the defense policy bill may or may not be the ones that draw the most rhetorical heat.

A Virgin Orbit rocket carrying seven US Defense Department satellites was launched from a special Boeing 747 flying off the Southern California coast and streaked toward space Friday night. The modified jumbo jet took off from Mojave Air and Space Port in the Mojave Desert and released the rocket over…

The phrase "nuclear energy" conjures images of large steaming towers or Tony Stark's arc reactor from the iconic "Iron Man" movies. But two Seattle-based startups are designing nuclear technologies small enough to pick up and carry that, thanks in part to buy-in from the Defense Department, they hope will fuel…

The Senate Armed Services Committee has proposed a roughly 10 percent increase in national security funding for fiscal 2023.

The EPA released health warnings for drinking water with trace amounts of so-called forever chemicals.

WASHINGTON — Last week, House Armed Services subcommittees approved their portions of the Pentagon’s annual policy bill, indicating support for a big pay raise for troops and some resistance to ship retirements. But the panels left the biggest question unresolved: how much defense funding to authorize.

House Armed Services subcommittees marked up the defense policy bill last week, but the left unclear the Pentagon's funding authorization.

The U.S. military has its hands full at the moment with a vicious war in Ukraine and U.S.-China tensions over issues from human rights to sovereignty over the South China Sea. But it cannot delay taking action to address climate change, the most persistent strategic threat we face.

A House Armed Services panel wants to bolster Defense Department biomanufacturing and other technologies with military applications.

House lawmakers are seeking funding for a new method of launching satellites that is less vulnerable to attack.