If your smartphone is always running out of juice while out and about, this great DIY handcrank charging hack can keep your device juiced up whenever you need. Its a great weekend project that uses an ...

We're lucky enough to live in age when portable electronic gadgetry allows us to do things that a spaceship full of science fiction writers couldn't have dreamed up even just a few decades ago. The ...

With endless summer days still aplenty, there’s no better time to invest in a solar charger for all your gadgets. However, Joshua Zimmerman of the DIY site Instructables doesn’t think you need to ...

This Altoids tin charger won’t replace a traditional, high-capacity external battery pack, but it is a blast to build, recharges in the sun, and will teach you a thing or two about electronics ...

My portable charger is probably the most useful piece of technology I carry with me, other than my phone. I am terrible about remembering to charge my phone until I’m stuck on a delayed subway at 7PM ...