This first version of a new layered perovskite solar cell already achieves an efficiency of more than 20 percent, rivaling many commercial solar cells. Flexible and easy to make, it can produce more than half a volt of electricity. CREDIT Onur Ergen, UC Berkeley

Cheap solar cells made from perovskite promise 20% efficiency

  Major advance in solar cells made from cheap, easy-to-use perovskite Physicists boost efficiency of material that holds promise as base for next-generation solar cells UNIVERSITY OF CALIFORNIA – BERKELEY Solar cells made from an inexpensive and increasingly popular material called perovskite can more efficiently turn sunlight into electricity using a new technique to sandwich…

maxresdefault1

The Cult of Tesla

Guest post by David Middleton As someone rather detached from the automotive world — in other words, someone who considers cars to simply be tools and not extensions of identity — the fervor surrounding debates in the industry often seems strange to me. Why so much psychological investment in the outdated idea that electric vehicles…

south-austalian-blackout

Entire state of South Australia has power black out because of flawed climate change energy policy

Governor Brown has California on same “dark ages” renewable energy path as South Australia Guest essay by Larry Hamlin The entire state of South Australia suffered a complete power black out on Wednesday September 28  plugging it’s nearly 1.7 million residents, communities and businesses into darkness. Loss of available power from transmissions lines feeding the…

green-recycling-icon[1]

Why do consumers participate in ‘green’ programs?

From MICHIGAN STATE UNIVERSITY From recycling to reusing hotel towels, consumers who participate in a company’s “green” program are more satisfied with its service, finds a new study co-led by a Michigan State University researcher. Doing good makes customers feel good, and that “warm glow” shapes opinion, said Tomas Hult, Byington Endowed Chair and professor…