David Axe writes about ships, planes, tanks, drones and missiles.

Ukraine plans to purchase around 4.5 million first-person view (FPV) drones in 2025, Kyiv's defence ministry said on Monday, more than doubling last year's rate as its war with Russia grows increasingly hi-tech.

A growing proportion of these are equipped with AI guidance, allowing them to lock on to targets in the final phase of flight even if the link between pilot and drone is jammed. The automatic guidance can kick in at distances of 2km or more,