A state-by-state breakdown of policies that could change your community.
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
Scientists weigh in on the President-elect's picks and what people should expect from the dream green team
Alan Burns made a fortune in the oil business. But as oil wanes, he's convinced that clean energy will be—must be—the next big thing. And so this inventor has poured his fortune into a challenge far greater than finding new oil deposits: extracting energy from the ocean
For environmentalist Jesse Ausubel, going green means land conservation and energy efficiency—and forgetting “boutique” renewables like windmills and biofuels
At the North American bat convention, biologists seek ways to reduce bat deaths at wind farms
Tastes like chicken, runs like diesel
Addressing the American Geophysical Union, James Hansen urges fellow scientists to study, share facts on nuclear energy
Even if we tap every renewable power source available, it won't mean a thing without a final, crucial step: reinventing the grid
Looking for a clean fuel that grows anywhere, needs only sunlight and water, and could produce enough oil to free the U.S. from its petroleum addiction? Here´s one start-up's plan for converting oil from algae-yes, algae
Cars and devices could soon be powered by hydrogen extracted from urine
Student visions for robots, space nutrition, and more
An ambitious experiment is underway to harness the heat of a volcano in central Oregon. The process is green, efficient... and causes earthquakes.
Science of the Union.
Cheaper, plant-based carbon fiber could be used to make lighter cars that consume less fuel.
Technique to create alcohol from thin air has applications in renewable energy
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
Time will tell if natural gas is a bridge or a brick wall.
Visions of a sweet future
It could expand our options for wave-energy harvesters.
A company plans to construct the world's largest solar power project ever, in the Sahara