"Cheesy" solar charger kit empowers students in East Africa
Playful in its design and highly functional, SunMade Cheese features a charger for flashlights, lighters, radios...
World's first battery-free cellphone makes calls with light and radio signals
Imagine never having to charge your smartphone ever again. We may be one step closer to that battery-free future...
Hand-Cranked Super Battery Juices your Gadgets
It's something that could happen to us all - accruing so many USB-bound gadgets that there's no way to keep them...
