These days, the best laptops come with impressive battery life. But if you're using demanding software or opening a lot of browser tabs, they can still give up surprisingly quickly. And few things are ...

Now, we have interviewed Donut Lab’s CEO and investigated the technology. At this point, it looks like either this battery ...

Tesla introduced its 4680 battery during a massive "Battery Day" event in late 2020, with company CEO Elon Musk then saying the new battery would more than halve the cost to produce batteries for its ...

EV batteries rarely fail, but when they do it doesn't have to kill the car. This new video shows that not only can it be cost-effective to replace a battery, but in some cars you can actually upgrade ...