Hydrogen fuel cell is new charger for mobile gadgets

by Jack Millner
While smartphones continue to improve markedly every year, a key component seemingly left in the dust is their battery, leading some companies to build portable batteries that can hold multiple charges for smartphones. In a twist, a charger based on a hydrogen fuel cell, originally designed for use in parts of Africa without mains electricity, is to go on sale in the US. The news was announced yesterday at this year's Consumer Electronics Show (CES) in Las Vegas. [Read more] ...