The Navy’s most expensive shipbuilding program and the key to the country’s nuclear triad is under increasing pressure to keep to its tight schedule, and hit its budget.

The Army wants a lot out of its Black Hawk replacement, at $43 million apiece — but the Marines and special operators want even more.

But modernizing the Army will take decades and tough decisions about everything from online propaganda to the National Guard.

The Navy is losing submarines just when commanders say they need more, more, more.

Miitary lasers are getting more and more powerful, fast. But raw power isn’t all you need for a workable weapon.

The Trump defense budget takes significant steps to move from a focus on regional conflicts and counter-insurgency to a focus on great power conflicts. But the Army, Navy Air Force and Marines clearly are struggling with this balance.

How will the US kill enemy hypersonic weapons in future war? The Pentagon’s research chief has some high-tech ideas.

The Navy, unlike the other Armed Services, is hiding the names of its officers from the public in fear they could become targets for Chinese hackers.

Let a hundred hypersonic flowers bloom, Pentagon officials say, instead of a single cumbersome mega-program.

The US Navy now says it’ll reach 355 ships by 2034, while whacking F-35Bs and a carrier from its five-year plan. What’s the strategy?