Meet Tug, the Helpful Robot Rolling Its Way Into Hospitals and Hotels Around the World

Robots seem so far away. We're so many years from Jetsons-esque machines that live among us and wash our dishes and fold our clothes. But the reality is the robots have arrived--you're just not noticing them. Take a robot called Tug, for instance. No, Tug can't talk philosophy with you, and Tug can't do your laundry.