There are already plenty of solar-powered phone chargers out there, but they won't do you much good at night, when it's cloudy, or even if you live too far north. Chances are, however, that in any one ...

Hit your parts bin and set aside an afternoon to build a wind turbine that recharges batteries. You can see two AA batteries hanging off the side of this small generator. You only need a few parts to ...

If you need to keep your devices charged out and about, this might be the gadget for you. The Mini Kin Green Power Generator is a small wind generator with a rechargeable battery pack that you can ...

A social enterprise with stand-alone, solar-powered mobile device chargers for public spaces. Another one making compact, quiet rooftop wind generators. Those were the two winners of a recent pitch ...

A solar charger or solar powered device is all fine and good if you live in an area where there is ample sunlight. If you live in an area with heavy tree or cloud cover most of the year, a solar ...

Powertraveller adds an ultra-versatile portable charger to its gadget charger line. Not only does the new Powermonkey Expedition include standards like a clamshell solar panel, AC adapter and crank ...

If you are looking for a green way to charge all your gadgets, or for an easy way to charge them when you are out and about, then check out the Kinesis K3 Solar and Wind charger. The Kinesis K3 is ...

Imagine you’re lost in the woods, having wandered off the hiking trail. It’s looking like you may have to bed down on some pine needles with what’s left of the granola bars, when your friend whips out ...