Infographic: ElectricityA visual cheat sheet about electrical physics, containing the most important formulas of current and Ohm’s law expressed through an impossible water circuit analogy.(by Pierluigi Scotolati)
Solgaard Design collecte des fonds sur Kickstarter pour son projet Lifepack: Solar Powered & Anti-Theft Backpack We've re-invented the mobile office. Solar powered USB charger, Bluetooth speakers, integrated lock, and an organized storage system.
for zombie apocalypse Solar charging backpack that can charge your laptop. From Voltaic. This can be your bug out bag. Charge your phone and flashlights and laptop. For daily use, not only in case of any emergency.
FlameStower is an ingenious device that lets you charge your USB-powered devices with fire! The convenient charger will power up any electronic device with a USB connector using the heat generated by any open flame: cooking stoves, camp fires, emerge
Designer Tsung Chih-Hsien has created a Mini Power portable charger concept, which recently was named 2014 Red Dot Awards: Design Concept winner. Based on paper battery technology, Mini Power will be able to be recharged and recycled at any…