So far, supercapacitors have been good at providing quick bursts of power - to start a car engine, for example, or to give trains a boost when accelerating. They're also well-suited to harvesting ...

There's no debate that batteries for electric cars remain absurdly expensive ... by using low-cost lead acid batteries coupled with a supercapacitor and four electric motors.

This all sounds rather far-fetched to us, largely because of the existence of the BMW i8.That car already generates 362 system horsepower and 420 pound-feet of torque from a plug-in drivetrain ...

The extra power generated by the supercapacitor is deployed by the e ... to a point where it feels quite a lot like a full-blown competition car in Corsa/manual, but one that’s still just ...