Audi to unveil rival to Tesla X at Frankfurt Auto Show

German carmaker Audi says it's planning to unveil an electric sport SUV concept with a range of over 310 miles (500 kilometers)—well beyond the range of rival carmaker Tesla's Model S and soon-to-launch Model X.

World-record electric motor for aircraft

Siemens researchers have developed a new type of electric motor that, with a weight of just 50 kilograms, delivers a continuous output of about 260 kilowatts – five times more than comparable drive systems. The motor has ...

Image: Experimental wing tests electric propulsion technologies

Leading Edge Asynchronous Propeller Technology (LEAPTech) project researchers at NASA's Armstrong Flight Research Center are performing ground testing of a 31-foot-span, carbon composite wing section with 18 electric motors.

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