NREL Researchers Using Solar Cell Technology for More Efficient White LEDs

Researchers from the National Renewable Energy Laboratory (NREL) have demonstrated they can produce white light by first making a yellow-green LED, and then combining it with other colored LEDs.

Window Socket Sticks to Windows and Solar-Powers Gadgets

Ever wanted to harness that free energy coming from the Sun and put it into your gadget? If this project succeeds, all you have...

Formic Acid Charges Mobile Devices Through Novel Fuel Cell

New catalyst, developed by a researcher from Umeå University in Sweden, increases the power and lifetime of formic acid fuel cells, allowing environmentally friendly way...

Pelty: Wireless Speaker Powered Only by Candle Light

Music is one of these magical things that can relax you to an extreme level (or drive you completely insane), in a matter of...
Electric Vehicle Plugging In

Electric Vehicles and Smart Meters Could Save the Power Grid

In most parts of the country, the power grid is woefully out of date, which makes many people wonder if more electric vehicles will...

VF 247 – Vodafone's First Solar Powered Mobile Handset for India

I order to help India's rural masses who lack electricity, Vodafone Essar Ltd. recently developed a solar-powered mobile phone. According to officials, there are almost 20 million new mobile subscribers each month in India.. The problem is that many of them live in rural areas, where the energy supply can be patchy at best.

Nano Fibers Will Power Your iPod

Have your ever seen those self-powered mechanical watches, those who charge themselves from your hand's movement? They have one half of a heavier metal...

People in Developing Countries Could Charge Their Phones From Soil Microbes

Science should be used to benefit people and nowhere is that purpose clearer than in the new project led by a team at the Harvard School of Engineering and Applied Sciences: mobile phones could now be charged by putting them in contact with microbes living in the soil.

Top 5 Most Wanted Portable Solar Power For Your Gadgets

Yes, summer is over, at least for us in the northern hemisphere that is. But waving good-bye to the long warm days, does not...

Comeback of Vacuum Tube Technology: The Ultimate in Transistor Speed

Electron movements in silicon transistors are limited by collisions and scattering. What if the bumps are removed and the electrons can travel freely in...