Too high to hit cheaply: How Russia's 23,000-ft drone gambit is testing Ukraine air defence

Russia is using a high-altitude tactic with its jet-powered Geran-4 and Geran-5 drones to challenge Ukraine’s air-defence ...
The Economist

How to bring down cheap, low-flying drones

SMALL DRONES are everywhere. Not just in Ukraine, but flying over air bases in mainland America and Britain, and hitting targets across the Middle East. The technology is cheap, easy to use and ...