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

Business Insider embarked on a British Voyager aircraft to watch it refuel NATO fighter jets around Europe.

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

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.

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

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

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

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.

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.