Rog-a-matic noticed a cool time-exposure of a Roomba in a closed room, showing the path it takes over a 30 minute period. Joe Dellea let us know about Basil the service robot, developed by Gamma Two, Inc., a Denver company. Hugo Ferreira of the ISEP Autonomous Systems Lab at Porto Polytechnic send a link to their ROAZ Autonomous Surface Vehicles, two marine robots designed for a variety of science and research missions. A story we missed last month, Design Engineering reports that signatures made by teleoperated robot arms are legal in the US and Canada. The Swirling Brain has swirled up some interesting stories too including video of Tokyo University of Agriculture and Technology's agribot exoskeleton, which will allow you pick radishes faster than any mere human could. He also spotted a Slashdot post about a robot designed to swap batteries on electric cars for use in service stations of the future. I wonder if it provides service with a smile? Know any other robot news, gossip, or amazing facts we should report? Send 'em our way please.