The Pentagon is pursuing every available option to keep US troops safe from the rising tide of adversary drones, including a robotic twist on its standard-issue small arms.

In the age of tanks and bombers, Russia deployed something straight out of a medieval battlefield—a horse-drawn cart with a mounted machine gun. Known as the Tachanka, it defied modern warfare ...

"The fantastic future has already arrived," Ukraine said earlier this month about its ground-based uncrewed vehicles rolling out along the frontlines.