Teens invent a warning system for approaching ambulances, banana peel bioplastics, and flu drug modeling.
A "small percentage" of iPhone 5 devices sold between September 2012 and January 2013 have faulty batteries that drain quickly, the electronics giant says.
Samsung is offering free batteries to anyone who's found their Galaxy S4 losing power.
At $169.99, Light for Life is one of the most expensive flashlights out there, but it's also one of the greenest. It charges up in a minute and a half, gives you up to 90 minutes of light, and can be recharged more than 50,000 times.
Prototype relies on kinetic energy.
Gfxstatus is a useful menubar item that lets you choose between Integrated or Discrete graphics on late 2008-2012 MacBook Pros. If you need more power, force the Discrete option. If you need to save battery life, choose the Integrated graphics. And if you trust the computer to switch back and forth, choose the Dynamic option and enable Growl notifications so you can see the switch occur.
The phone maker is throwing in a free bundle with a longer-life battery and cover to protect it.
U.S. Cellular started a free program for its customers to replace dead or dying cell phone batteries.
Keep an eye on your iDevice's battery level and get alerts when it's time to charge using a free app and your Mac.
If you can get past its steep price, the massive-screened Motorola Droid Maxx is currently Verizon’s best Android smartphone.