For "life and death decision-making," Anduril cofounder Palmer Luckey says it's "too critical" to not use the most advanced ...

Col. Gen. Vladimir Chirkin said Moscow's leadership was "unprepared" and misled into thinking 70% of Ukrainians supported ...

The drones resemble Iranian-designed Shaheds, which Russia has used in devastating strikes on Ukraine throughout the war.

The Arrow system has shot down hundreds of ballistic missiles fired by Iran and its allies, its manufacturer told Business ...

Small drones controlled by fiber-optic cables have turned parts of the battlefield into webs, a Ukrainian special operator ...

Senior Ukrainian officials told Business Insider that Russia is using new jet-powered drones and bombs, but not in large ...

A Ukrainian operator who survived the attack told Business Insider that he credits the vehicle driver with saving the crew's ...

Sergeant Major of the Marine Corps Carlos Ruiz is 50 and still trains with Marines worldwide. Here's how he trains to stay ...

The Pentagon watchdog report on Hegseth's use of Signal revealed he had a "unique" system to access his personal cell phone inside his secure office.

Spain said it would not go with the US-made F-35 and would instead look at options like Europe's Eurofighter and FCAS.

An Air Force citation obtained by Business Insider describes how the pilot survived a harrowing mission in enemy airspace.

When Bryanne Salazar told her adult sons about her plan for a solo trip to Thailand and Vietnam, her adult sons asked if she was afraid.