It seems ridiculous, but even electric vehicles, plug-in hybrids, and hybrids that carry big powerful high-voltage batteries also require a 12-volt battery. And certain usage patterns can end up ...

Manufacturers are investing huge sums into battery technology to maximize the range and performance of new electric cars. However, if you pop the hood of a modern EV, you might find a regular old ...

Edison was right; direct current is better than alternating current. Tesla and Westinghouse won the current wars, because it was easy to transform into different voltages without electronics, and they ...