These Adorable “Robot Tortoises” Were the Roombas of 1949

Watching our small family of Roombas tidy up has been one of the biggest hits at Gizmodo's Home of the Future this week. They're just! So! Damn! Adorable! But in 1949—long before the sweet little guys were making our floors dust-free—a British neurophysiologist and roboticist named Dr. William Grey Walter invented a… » 5/20/14 4:24pm 5/20/14 4:24pm