Have trouble keeping your smartphone charged? A new eco-friendly battery that juices up your phone on the go could be the answer, said John Brownlee at Fast Company. The Mini Power comes in the form of tiny cardboard capsules containing small batteries that break off from a perforated sheet, allowing users to choose how much battery time they need. Disposable smartphone batteries "tend to be environmentally unfriendly," thanks to their plastic casings, but Mini Powers "eschew the plastic" for biodegradable cardboard.
The Week
Escape your echo chamber. Get the facts behind the news, plus analysis from multiple perspectives.
Sign up for The Week's Free Newsletters
Join more than 350,000 subscribers and keep yourself informed with a selection of The Week’s most interesting, enlightening and entertaining stories - plus daily puzzles.
Join more than 350,000 subscribers and keep yourself informed with a selection of The Week’s most interesting, enlightening and entertaining stories - plus daily puzzles.