New material increases the lifetime of solar-powered electrons

Nobody wants a laptop computer that stops working when a cloud passes by. Storing sunlight as fuel that can be later used to drive fuel cells requires new materials. Scientists demonstrated such a material. They combined ...

NTT DoCoMo plans green-energy cellphone masts

Japan's largest mobile phone operator, NTT DoCoMo, plans to start powering its cellphone tower network with renewable energy such as solar, wind or biomass, the company said Friday.

Future cities could be lit by algae

The way we produce light has changed surprisingly little since Thomas Edison developed the first light bulb in 1879.

Climate: Could 'Dr. Strangelove' idea be an option?

A controversial idea to brake global warming, first floated by the father of the hydrogen bomb, is affordable and technically feasible, but its environmental impact remains unknown, a trio of US scientists say.

Engineers use rust to build a solar-powered battery

The recent crash in oil prices notwithstanding, an economy based on fossil fuels seems unsustainable. Supplies of oil, coal and similar fuels are finite, and even if new sources are found, global warming must be considered. ...

An addiction to fossil fuels

Clean, renewable wind and solar power may be the most-preferred fossil fuel alternatives, but their land-hungry collecting requirements make them difficult options for replacing more conventional power sources, according ...

Do dust particles curb climate change?

(PhysOrg.com) -- A knowledge gap exists in the area of climate research: for decades, scientists have been asking themselves whether, and to what extent man-made aerosols, that is, dust particles suspended in the atmosphere, ...

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