Energy & Green Tech

Collecting energy from raindrops using solar panel technology

When raindrops fall from the sky, they can produce a small amount of energy that can be harvested and turned into electricity. It is a small-scale version of hydropower, which uses the kinetic energy of moving water to produce ...

Energy & Green Tech

Japan, US agree to cooperate on geothermal energy

Japan and the United States agreed Saturday to cooperate on developing geothermal energy, one of the most plentiful resources on this volcanic island chain.

Energy & Green Tech

US energy secretary says G7 can lead global emissions cuts

Wealthy nations can lead by example in cutting carbon emissions, though much faster action is needed to stem global warming, U.S. Energy Secretary Jennifer Granholm said Friday in an interview with The Associated Press.

Energy & Green Tech

Doing the math on a solar-powered future

Physicist Anders Carlsson, at Washington University in St. Louis, and Sid Redner of the Santa Fe Institute have created a new mathematical model to describe the most reliable, efficient and cost-effective way to harness solar ...

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