Donut Lab and the electric motors everyone has been talking about
For a compact EV crossover, Donut Lab thinks its tech could reduce the number of components in a powertrain by three-quarters, saving weight and assembly time—and therefore money. For a semi-truck, ...
Interesting Engineering on MSN9d
Vertical lift electric helicopters to get a boost with US firm’s new 7,000 RPM engine
US electric aviation company magniX has revealed its new line of HeliStorm electric engines designed for helicopters. The new ...
Business Insider6y
The eFoil surfboard lets you fly above the water
A motor is added to the foil to reach speeds of 25 mph. Here's how the eFoil is built. Lift Foils starts with a high-performance board. A foil is added. Then a silent, electric motor is attached ...