Ricoh Europe's 'eco-board' powered by five turbines and 96 solar panels.
Ricoh Europe's 'eco-board' powered by five turbines and 96 solar panels.
Researchers use inkjet printers to print a simple antenna that can harvest stray electromagnetic energy.
PowerMax minds your personal usage pattern and keeps your phone's big energy drainers in check.
Buoy-equipped arms connected to a generator could produce cheap electricity at sea.
Forget those wimpy plastic substitutes -- this is the only straw you really need.
When you've got a device to unload, uSell will search multiple buyer sites for the best offer.
A full day of sun offers several hours of warm, inviting, off-the-grid glow.
A high-tech home soda maker digitally displays the carbonation strength of your beverage.
Energy savings and flexibility set this portable LED device apart.