Through two tiny slits, the world becomes unintelligible. I stumble forward, unable to move my foil-wrapped arms above my head. I am allegedly holding a cardboard gun, but I can’t seem to get my hand ...

DARPA has trained one of its robots to identify humans. There’s just one little problem: The robot is cartoonishly easy to confuse. Share on Facebook (opens in a new window) Share on X (opens in a new ...