A windowbot can be a big effort-saver, but there are some down-sides ...

WCB Robotics has turned to EOS selective laser sintering to make its E.L.M.O. window-cleaning robot a reality.

For the past two months, a robot has been cleaning the windows of my home. If you weren't aware of the existence of robotic window cleaners, you're not alone. I'd never heard of them before I caught ...