A German start-up aims to give roaches backpacks that control their movements and gather intel so they can be recon soldiers.

In a defense lab in Germany, a small startup is wiring live cockroaches with AI-guided backpacks and turning them into steerable scouts that can slip through cracks no drone or soldier could reach.

The Combat Roach Killing Bait contains eight mess-free and child-resistant bait stations that don’t require much work to activate—just place them around sinks, behind toilets, near appliances, and any ...