Videos posted to Russian and Ukrainian social media show that Ukraine has mated the breakout technology of small, low-cost quadcopter drones with a classic weapon of antiquity and the Middle Ages: ...

An unusual and dangerous weapon is popping up on some streets in one Allegheny County community. Police are asking for help figuring out where the caltrops, a spiked metal device designed to puncture ...

Discover how Ukraine is blending ancient tactics with modern warfare to disrupt Russian advances. Using a weapon inspired by the Roman Empire—the caltrop—Ukrainian forces are immobilizing vehicles and ...