Braggadocio about electric car designs runs rampant, but the CityEl’s claim of 200mph beats all. This working prototype was built for a mere $2500, and spends most of its life as an ultralight 3-wheeled electric runabout. But if its...

We’re at the dawn of a new era. Electric cars promise to soon be ubiquitous, saving energy with their ability to plug into our power system that theoretically is more energy-efficient than directly burning fossil fuels. But keeping electrics...