Friendly robots, the ones people love to love, are quirky: R2-D2, C-3PO, WALL-E, BB-8, Marvin, Roz and Baymax. They're emotional, prone to panic or bossy, empathetic and able to communicate like ...

At 2025's Nvidia GTC event, a bipedal robot named Blue fumbled around stage and disobeyed simple commands. This year at the show, Olaf the robot did better.

Robots can follow commands, but they still fail at recognizing a mistake before it ...