Batteries have arguably made life so much easier. Yes, there are still known problems with batteries, but their benefits couldn't be clearer. You no longer have to stay in one place to talk to someone ...

Japanese hardware brand Elecom has just launched what it claims is the world's first power bank to feature a sodium-ion battery inside. It promises significantly longer cycle life than traditional ...

Over the past couple years, I’ve tested around 60 different power banks for Engadget. In that time, battery manufacturers have given their products features with varying degrees of usefulness, ranging ...