The Tesla Model S Plaid did not appear just to win drag races. It arrived as a rolling test bed for a new kind of electric motor and battery system that could reset expectations for how fast, ...

Munro & Associates tear down a pair of electric motors from General Motors and Tesla. What their engineers found are two completely different approaches to cooling. One prioritizes simplicity, while ...

It also weighs about as much as a bike. Combine the power and the weight, and you get a new unofficial power density record. An axial flux electric motor from Yasa set a new unofficial power density ...