Need a powerful electric motor on the cheap? [Daniel Simu] and his friend [Werner] show us the ins and outs of using windshield wiper motors. Through many examples and disassembled components, the duo ...

Software Defined Radio (SDR) is the big thing these days, and why not? A single computer can get rid of a room full of boat anchors, and give you better signal discrimination than all but the best kit ...

Oak Ridge National Laboratory collects, curates, and delivers unique geospatial datasets that offer a full picture of human activities, the natural and built environment, and the interactions among ...