There is much talk about alternative (or “green”) energy sources these days. Although there a several different types-ethanol, biomass, hydroelectric, and...

Whereas other materials only catch a small range of light frequencies, and therefore only a small fraction of the potential energy, the new invention is capable of...

If you walk down the streets of Delhi, India, you’ll probably notice the multitude of pedal-driven rickshaws. And while some may protest that the rickshaws—mostly...

Photographer Nicky Bonne travels to the Danish island of Samso, where the residents have completely eradicated its carbon footprint by using wind power. Everyone on the...

A math teacher from Switzerland who took his “solartaxi” idea to four Swiss universities, who in return helped fund it for $250,000, might just set a world record...

Storing solar energy in batteries remains costly and inefficient. But that may not be true for much longer. MIT researchers have discovered a way to store solar energy...

A new way of capturing the energy from the Sun could increase the power generated by solar panels tenfold, a team of American scientists has shown. The new technique...

Analysis of the current state of commercial and emerging commercial solar panel technology, indicating that some new solar technologies are now cheaper than coal and...