Concrete photo from Shutterstock Sooner or later, even the best sidewalk in the country will develop a crack or two. When this happens, workers are deployed to either fill in the damage or lay down completely new swaths of...
EcoBot III is a lightweight self-sustaining robot designed to clean wastewater! Powered by Microbial Fuel Cells (MFCs), the robot runs off human waste, using it to produce electricity necessary for performing its cleaning...