Scientists Solved the Mystery of Why Rechargeable Batteries Go Bad

Every time you recharge your lithium-ion batteries, their storage capacity decreases just a little bit. That is why your mobile gadgets won't stay on nearly as long as they did even a year ago. But thanks to research by the US Department of Energy, we finally know why exactly that occurs and, more importantly, how to… »5/29/14 1:40pm5/29/14 1:40pm

Why Smartphone, Laptop, and Airplane Batteries Explode

Lighter, less expensive and more energy dense than other secondary battery technologies, lithium-ion has become the dominant form of rechargeable battery today. It powers everything from mobile phones and laptops to cars and commercial jets. But there is one little problem—these batteries don't just short circuit,… »2/20/13 4:00pm2/20/13 4:00pm