Lithium-ion batteries revolutionized the world when Sony brought them to the mass market in 1991. Compared to previous rechargeable battery technology, they were lighter, more energy-dense, last ...

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 ...

Chauncey grew up on a farm in rural northern California. At 18 he ran away and saw the world with a backpack and a credit card, discovering that the true value of any point or mile is the experience ...

We don’t normally think of batteries as being natural, but the parts that make them originally got their start in nature! In this activity you will build a battery using potatoes, lemons, and metal ...

Can a small Massachusetts start-up perfect a battery that would make electric vehicles cheaper and more convenient than conventional cars? Can a small Massachusetts start-up perfect a battery that ...

Rechargeable paper battery is cheaper, safer & as powerful as lithium A battery that's safer and cheaper than lithium-ion while offering comparable energy density? That sounds like a pipe dream. But ...

I talked to homeowners considering a battery backup - these are their biggest questions ...

Nio made a massive mistake when it gave its future brand, Firefly, a unique battery-swapping system. As I have already written, these cars will not be compatible with the thousands of swap stations ...