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The proliferation of drone warfare has made it extremely difficult for soldiers to hide on the battlefield. Or so we thought. Instead, it is giving rise to strange new forms of camouflage. In its war with Ukraine, Russia has introduced
peculiar black-and-white military lorries
to frustrate the machine-vision systems used by drones.
If reading about military technology isn’t how you like to spend your weekend, we do have something else for you. It’s Wimbledon finals weekend. Analysis by The Economist examines how a player can turn
a tiny advantage into sporting glory.
But there are quirks—depending on whether men or women are playing, and on who is serving. | 
