Invisible tanks seem far-fetched? Not anymore. At least not to adversaries using infrared to see. Adaptiv -- an armor encasing that looks and feels as one imagines a dragon's scales to -- turns tanks ...

EVEN at a distance, a tank is hard to miss. Yet if it is a tank with adaptive camouflage you might barely realise you are looking straight at it. At least that’s the aim of the “chameleon” system ...