Spider-Roomba Climbs Windows to Clean Them On Both Sides

This is what happens when a Roomba is bitten by a radioactive spider. It's name isn't Spider-Roomba, but Windoro, a climbing robot that can clean windows automatically—on both sides. Watch it in all its polishing glory action:

It was created by the Pohang Institute of Intelligent Robotics in South Korea. The robot is really two units, which hold to each other and the window using neodymium magnets. The magnets are powerful enough to hold through 0.98-inch (25mm) thick windows. [MBC News (translated) via Plastic Pals]