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, ...
A technology pioneered by Benjamin Franklin is being revived to build more efficient electric motors ... practical example, ...
Hybrid cars use two different power sources, typically a gas-powered engine and an electric motor. Hybrid cars use one or both power sources for motivation, often using the electric motor at lower ...
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