This house sitting robot from Japan doesn’t actually walk your dog, feed the kids, or fetch the mail, but it does make sure your house doesn’t get robbed. Well, not exactly. It doesn’t stop the actual ...

KYOTO, Japan — The robot appeared in the hotel hallway as if out of nowhere, R2D2-sized, silently rolling, on a mission of undetermined nature from its robot overlords. A group of us Yankee travelers ...