A motor — or a generator — requires some normal magnets and some electromagnets. The usual arrangement is to have a brushed commutator that both powers the electromagnets and switches their polarity ...

Car lovers are not easily impressed. Sure, every year we get new models, but often they look un-impressively like last year’s models. Prototypes emerge that catch interest and excitement. Overall, ...

Unlike most automakers, Tesla has refreshed the designs of its existing cars on rather sporadic schedules, and the latest tweaks for its Model S and Model X are here. Confirming earlier rumors, the ...

Robert Sansone is a natural born engineer. From animatronic hands to high-speed running boots and a go-kart that can reach speeds of more than 70 miles per hour, the Fort Pierce, Florida-based ...