5 Feasible Renewable Energy Sources

(PhysOrg.com) -- President Barack Obama has made no secret of his desire to develop a "green economy" that includes renewable energy projects meant to benefit the environment. He has said that part of the economic recovery ...

What are 'green cities'?

Dear EarthTalk: What is the "green cities" movement? - John Moulton, Greenwich, Conn.

Compressed Air Energy Storage: Renewable Energy

(PhysOrg.com) -- Wind-power turbines have played an important step in renewable energy but now the future of wind power may be underground. By using compressed-air energy storage plants, air is pumped into large underground ...

Air Fuel Synthesis shows petrol from air has future

(Phys.org)—Petrol from air at first glance from this week's headlines, claiming scientists have turned fresh air into petrol, looked as if this was yet another over the top claim about a killer solution to solve the environmental ...

Researchers pioneer molecular catalyser

Scientists in Sweden have developed a molecular catalyser with the ability to quickly oxidise water to oxygen. Presented in the journal Nature Chemistry, the results are a significant contribution to the future use of solar ...

Turning the tide to energy

NASA researchers who developed a new way to power robotic underwater vehicles believe a spin-off technology could help convert ocean energy into electrical energy on a much larger scale. The researchers hope that clean, renewable ...

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