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Photovoltaic Cells

Tesla's Powerwall Is the Latest Step Toward Our Clean-Energy Future

Vivek Wadhwa | Posted 05.04.2015 | Green
Vivek Wadhwa

What has been holding solar back so far has ostensibly been the cost of storage. Technologies such as batteries were prohibitively expensive, large and cumbersome. Residential solar installations needed to feed into the electric grid during the day and buy back energy during the night. This is a problem that Tesla has just fixed.

Bacteria Soon to Grow Photovoltaic Cells?

John C.K. Daly | Posted 06.03.2014 | Green
John C.K. Daly

A team of researchers at the Massachusetts Institute of Technology, taking their cue from nature, have released a new study that shows that organic materials can be used to conduct electricity and emit different colors of light.

Solar Ambition in an Oil-rich Desert: UAE's Sustainable Vision

James Grundvig | Posted 08.07.2013 | Green
James Grundvig

As mobile apps with the Android platform changed how people would interact and communicate back in 2006, Masdar rose on the Persian Gulf peninsula of ...

Solar-Powered Implants Could Help The Blind

The Huffington Post | Lucia Graves | Posted 05.16.2012 | Green

For anyone who needed further evidence for the benefits of solar power: A new device being developed at Stanford University relies on solar-powered im...

Ikea Solar Panels Shadow Other Big Box Retailers

Posted 01.22.2012 | Green

From EarthTechling's Susan DeFreitas: Big-box stores may contribute to the evils of urban sprawl, but -- with all that rooftop real estate -- they ...

Al Gore Is Wrong. Here's Why.

Brian F. Keane | Posted 08.22.2011 | Green
Brian F. Keane

Cutting the cost of clean energy is key to making it both mainstream and profitable. The environmental friendliness of clean energy isn't worth much if clean energy is too unaffordable.

In Europe "Think Globally and Act Locally" Is More Than Just a Slogan for Saving the Planet

Jim Schumacher and Debbie Bookchin | Posted 05.25.2011 | Green
Jim Schumacher and Debbie Bookchin

Since it burst onto the scene in the 1970s, the mainstream American environmental movement has too often regarded federal leadership and mandates as t...

Igniting a Solar Fire

Alexia Parks | Posted 05.25.2011 | Impact
Alexia Parks

Yesterday I met the future of America. Blake Jones, president of Namaste Solar was igniting a fire in the minds of his audience. He spoke about the power of a future fueled by solar energy.

Not Your Father's Solar Technology | ANNE EISENBERG | Posted 05.25.2011 | Green

PHOTOVOLTAIC cells are already a familiar sight on rooftops. But one day, miniature cells may also be found in more unconventional places: power-gener...

New Thin Solar Cells Allow Greater Flexibility Of Use

The New York Times | Henry Fountain | Posted 05.25.2011 | Green

Photovoltaic cells, the basic building blocks of solar panels, are more efficient and less costly than ever. But manipulating cells (which are usually...

It Doesn't Take a Genius to Notice the Sun, Does It?

Toby Barlow | Posted 11.17.2011 | Healthy Living
Toby Barlow

Mike Bloomberg and Google have figured out what to do with solar power. Now the rest of us should copy them.