Composed mainly of plastic, improvised explosive devices (IEDs) are notoriously hard to detect. They are typically used by guerillas or terrorist groups in conflict zones, and they kill or mutilate hundreds of thousands of people every year. But researchers at France’s Ecole Polytechnique Fédérale de Lausanne (EPFL) believe they may have found a way to […]
Archive | Computing & Electronics
WiFi breakthrough: over-and-out for over-and-out
It looks like it could be over-and-out for the two-way radio catchcry “over.” Stanford researchers say an obvious – but until now overlooked – engineering enhancement allows wireless signals to be sent and received simultaneously on a single channel, a breakthrough that will at least double the speed of existing wireless networks. “Textbooks say you […]