Need to make a call but run out of juice? Just give your cellphone a shake for an extra burst of power - that's the idea behind a new cellphone charger that turns movement into energy.
Most battery advances concentrate on improving hardware, but researchers from the University of California San Diego have developed new algorithms that can cut lithium-ion battery charge times in half.
Don't worry if your battery dies at a concert this summer. Just find Vodafone's VIP recharging truck. It can charge 2,000 Vodafone handsets at the same time.
Superman, Batman and Spider-Man are heroes for a different era. We need a superhero that handles 21st century problems—like our insatiable lust for clean power. We need "The Recharger."
Despite having a two-week battery life, it seems our razors always seem to run out of juice just when we need to run somewhere. With Sanyo's "world's fastest recharging shaver," which gives you a week of shaving in only nine minutes (or one minute if you're just going for that single shave), you'll also be able to…