As climate change intensifies, architects, designers, and scientists are devising better ways to deal with almost anything nature throws our way.
A state-by-state breakdown of policies that could change your community.
It could expand our options for wave-energy harvesters.
To green or not to green?
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
Plus, elephants painted as pandas
Now that a tax incentive for wind has expired, the energy source faces an uncertain future
Visions of a sweet future
Addressing the American Geophysical Union, James Hansen urges fellow scientists to study, share facts on nuclear energy
At a speech at Georgetown University, he laid out the basics for how the country will combat climate change--whether or not Congress helps.
An ambitious experiment is underway to harness the heat of a volcano in central Oregon. The process is green, efficient... and causes earthquakes.
Google's acquisition of a kite power generator manufacturer suggests a strong future for the technology.
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
The lean, green tech machines of the year.
Time will tell if natural gas is a bridge or a brick wall.
Tastes like chicken, runs like diesel
Green technology is on the rise, but the U.S. still consumes an enormous amount of fossil fuels
How better weather forecasts predict a more efficient future
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all
From harvesting energy to building networks, nature has been solving problems for billions of years longer than humans have
At the North American bat convention, biologists seek ways to reduce bat deaths at wind farms
For environmentalist Jesse Ausubel, going green means land conservation and energy efficiency—and forgetting “boutique” renewables like windmills and biofuels
A bureaucracy built for oil and gas leasing punishes the most efficient technology
In the global race to reduce carbon emissions, these eco-minded communities, from Kansas to the Maldives, lead the pack. Here's how they're making their carbon footprints disappear
Student visions for robots, space nutrition, and more
The battery could power zero-emissions homes
A Chinese wind-turbine company strikes a deal to become the exclusive supplier for one of the largest U.S. wind farms
Like Darpa on the military side, the new agency for stoking energy innovation awards $151 million to big ideas
The most fossil-dependent state in the U.S. will become a testing ground for energy-saving technologies
While their peers worry about zits, these rising young stars are designing lunar bioreactors and new cancer drugs. What did you accomplish before turning 18? Meet our eight future Edisons here
Capable of charging in a matter of minutes and powering an electric car for 300 miles, the ultracapacitor could power tomorrow's electric cars
Even if we tap every renewable power source available, it won't mean a thing without a final, crucial step: reinventing the grid
A company plans to construct the world's largest solar power project ever, in the Sahara
Which technologies will finally free us from oil?
Turbines to take root in the sea
In search of the perfect combustible fuel
Wind, solar, tidal-- all are battling for the renewable energy crown. But what about the six billion highly efficient short-stroke engines in our midst? What about us?
Wind, solar, tidal—all are battling for the renewable-energy crown, but what about the six billion highly efficient short-stroke engines in our midst? What about us?
Looking to cities around the world for inspiration
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
Forget lab coats and beakers: in this gallery of breathtaking images, we celebrate the visually pleasing side of scientific enquiry
Western architects have grand plans for helping China solve its expanding environmental crisis. But the world's dirtiest country already has the power to clean up all on its own
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
Before Going Off the Grid
Players love the tech, but pro and amateur organizations can hardly keep up with the new materials and radical designs that have rewired and sometimes hot-wired sports.
But oil is still part of the mix
Material is called "the most condensed form of energy storage outside of nuclear"
Cars and devices could soon be powered by hydrogen extracted from urine
Readers ask -- and you answer
A buyer's guide to harnessing the energy of the sun
Our dependence on big systems--big oil, big coal--steers us away from little ones, such as biofuel made from garbage, that are transforming communities in other countries
A few bright points throughout the year.
The importance of global landscapes
The string of atolls has switched fully from expensive and environmentally harmful diesel generators to solar energy.
According to a senior International Energy Agency official, the energy watchdog agency fears the truth would trigger panic buying
One of the world's oil capitals opens the world's largest single concentrated solar power plant.
Can concentrated PV plants beat solar thermal technology?
To rescue the Earth, we need bold engineering ideas that go beyond simple recycling
Last week was a busy one in Congress for climate legislation. But signals have been mixed
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
Reinventing the array could usher in a new age for solar.
How water could be harnessed for roughly a third of U.S. annual electricity usage
Energy: Some say it's too big a job, but scientists would sure like to try.
What do this week's election results mean for the future of science?
If fossil fuels are to remain a large part of the nation's energy mix, engineers need to reduce their environmental impacts.
Innovations and steep gas prices may at last kick-start wind energy in the U.S.
The structure could help Rio de Janeiro achieve its goal to host the first-ever zero-carbon Olympics
Launch the gallery below, and enjoy our favorite pictures of the year, all in one place