Masdar/MIT solar cell makes a grab for world record with 35% efficiency and lower cost

A joint research team at Masdar Institute and MIT has developed a new two-layer solar cell with a theoretical efficiency of 40 percent, smashing the current world record.

Costa Rica celebrates 113 days of 100-percent renewable energy (and counting)

Costa Rica has run on 100-percent renewable energy for the past 113 days, edging closer to its goal of being completely free from fossil fuels.

Elon Musk's Next Big Innovation: Solar Roofs

Can Elon Musk revolutionize the way we think about roofs too? He certainly hopes so.

Russia's Solar Energy given the all clear to develop 90 MW of solar plants

The Russian solar group has been granted to right to build six solar power plants, each with a 15 MW capacity, in Russia's southern Astrakhan Region, according to a statement from the regional government.

This Is How the World's Poor Are Pioneering the Future of Energy

A renewable energy revolution is sweeping the developing world in which the world’s poorest are becoming pioneers in renewable energy and the smart grids of the future.

Australian ‘Tesla Town’ gives a glimpse into future sustainable communities

Near Melbourne, Australia lies an incredible suburban project underway dubbed Yarrabend.  What is unique unique about this venture is that all of the houses will come standard with Tesla Powerwalls and solar panels.

Breakthrough solar cell captures CO2 and sunlight, produces burnable fuel

Researchers at the University of Illinois at Chicago have engineered a potentially game-changing solar cell that cheaply and efficiently converts atmospheric carbon dioxide directly into usable hydrocarbon fuel, using only sunlight for energy.

Solar Plane Completes Epic Round-the-World Trip

Solar Impulse finished a 26,700-mile journey, flying a total of 23 days without a drop of fuel.

Facebook's solar-powered internet drone takes flight

Facebook’s solar-powered drone has completed a successful test flight.

You'll Never Believe How Cheap New Solar Power Is

U.S. solar has jumped 100-fold in the last decade and prices are now under 4 cents per kilowatt-hour. Solar has doubled seven times since 2000, and Dubai received a bid recently for 800 megawatts of solar at a stunning “US 2.99 cents per kilowatt hour” — unsubsidized.

Solar and wind energies to see huge price drops by 2025

The average cost of electricity generated by solar and wind technologies could decrease dramatically, diminishing and, in some cases, eliminating the price barrier for renewable energies, according to a new report.

Apple is launching a new company to sell surplus solar energy in California and Nevada |

Apple is starting a new company to sell surplus solar energy generated at its Cupertino headquarters as well as its Nevada solar farm.

Largest NetZero plus commercial retrofit in the US opens in Los Angeles

The largest net zero plus commercial building retrofit in the US officially opened a few days ago in Los Angeles.

Dubai Is Building the World's Largest Concentrated Solar Power Plant

They like to do things big in Dubai, including a newly-approved concentrated solar power project that will generate 1,000 megawatts of power by 2020 and a whopping 5,000 megawatts by 2030.