As both sides ramp up their use of drones, fibre-optic guidance has emerged as a critical response to the digital arms race.

Kyiv has called for a full investigation into claims that Russian forces deployed banned chemical agents on the battlefield.

Sens. Elizabeth Warren and Tim Sheehy are introducing a new Pentagon policy that has the support of the Trump administration.

In a big wake-up call for its military rivals, China has developed a spy drone the size of an insect that can fly undetected ...