This is why it's not called efficiency. >100% efficiency is the realm of perpetual motion machines and other such quackery. The metric is Coefficient of Performance. A CoP of 3 means for every W ...

Have you ever shuffled through your living room carpet in socks and touched a doorknob to be met with a pop! and a shock? That’s what’s happening in the clouds during a thunderstorm. Our eyes deceive ...

After less than two years in hibernation, the original long-range, low-price EV is back as the 2027 Chevrolet Bolt. A Frankenstein’s monster of old and new parts, it will reclaim the title of cheapest ...