Crowdfunding Smash: This Stair-Climbing Robot Vacuum

Last June we showed you this Migo Ascender, a stair-climbing robot vacuum: That's an animation, of course. But now developer Migo Robotics has finally produced the real deal, with both vacuuming and mopping functionality. On floors it behaves like an ordinary robot vacuum. When it vacuums stairs, however, the internal roller rotates 90 degrees and the unit moves laterally. The company says the unit can climb a broad range of stairway types: In between cleanings, the camera-...