A look at tomorrow's turbines
Doug Selsam's Sky Serpent uses an array of small rotors to catch more wind for less money
At the North American bat convention, biologists seek ways to reduce bat deaths at wind farms
Magnet-based wind turbine tech moves forward with GE investment
Turbines to take root in the sea
Subtle movements create current
Innovations and steep gas prices may at last kick-start wind energy in the U.S.
Harvesting thermal energy from the oceans takes some powerful engineering
An ambitious experiment is underway to harness the heat of a volcano in central Oregon. The process is green, efficient... and causes earthquakes.
The origins of wind power, Roomba's great grandfather and the magical workings of the automatic shower faucet
A Chinese wind-turbine company strikes a deal to become the exclusive supplier for one of the largest U.S. wind farms
A working model of the estimated $5-million device could be ready within a year.
Related: Do they change the surrounding temperature?
This concept skyscraper could generate enough energy to power 4,000 homes
A bold plan to tap the jet stream and boost our nation's energy supply
Last October, Iceland's economy tanked. Its bailout? A two-mile geothermal well drilled into a volcano that could generate an endless supply of clean energy. Or, as Icelanders will calmly explain, it could all blow up in their faces
Arun Majumdar has to decide which researchers will get millions of dollars, and he has to do it fast. He must spark an energy revolution within 20 years, or it's lights out for us all.
This 10,000-rpm, no-pulse artificial heart doesn't resemble an organic heart--and might be all the better for it
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature
Now that a tax incentive for wind has expired, the energy source faces an uncertain future
The finalists will go on to Intel's International Science and Engineering Fair in Reno
They look so graceful when they're spinning
A state-by-state breakdown of policies that could change your community.
Ben Franklin would be proud.
Several of Japan's nuclear power plants are experiencing serious damage from the earthquake and ensuing tsunami. Here's what you need to know to understand the news, as it happens
Louis Michaud has received funding from Peter Thiel's Breakout Labs to harness energy through manmade vortexes. Will your streetlights soon be powered by a tornado?
Virginia's mountains provided the first real obstacles on our trip--but also some windy inspiration
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all
Google's acquisition of a kite power generator manufacturer suggests a strong future for the technology.
To green or not to green?
Lineage of man found frozen has died out
Batdrones, swarming UAVs, and better radar are in our future
Conceptual shelters that will protect us all from the perils of our rapidly changing environment: rising waters, extreme heat, rampant pollution and overpopulation
No plans currently for Wigsphere conversion
Beetle-esque frost-fighting structures could save energy
Cheaper, plant-based carbon fiber could be used to make lighter cars that consume less fuel.
Are mysterious skin cells that never stop dividing a form of cancer, or the best hope yet for treating burn victims?
The planet has limited resources of several important elements, many of which can do what no other element can. Here's what's left of the periodic table, and what would happen if we run out
PopSci is attending the 40th annual National Symposium on Bat Research
Early appearances by Albert Einstein, Nikola Tesla, Ernest Rutherford, and other notable 20th-century scientists
We're all familiar with images of lurching robots performing rote tasks on the factory production lines. But the capabilities of robots have evolved well beyond the banality of those grainy industrial films.
The quest for the perfect soccer ball continues.
It could expand our options for wave-energy harvesters.
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
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
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
Before Going Off the Grid
The groundbreaking plant produces about enough power to make a pot of delicious coffee
The evolution of bizarre machines that walk when powered by gusts of wind.
It's huge, it's green--and it may even happen.
Steven Chu, the new U.S. secretary of energy, is a Nobel-winning physicist and an unabashed advocate of fighting climate change. But can he negotiate the political realities of transforming the energy economy?
Studying our natural internal bacteria could help doctors cure diseases that affect millions
These elite nuclear divers are risking their lives to help save a troubled industry.
Our 10 favorite science images of the week
Our annual salute to ingenious inventions and their creators
Plus, a closeup on cometary dust
A new microscope enables scientists to see the intricate 3-D structure of everything from cartilage to Velcro.
The other Olympic competition: to create faster, lighter, more powerful equipment.
Important things from September 1939
Technique to create alcohol from thin air has applications in renewable energy
It's a well-oiled machine.
When thereâ€™s no safe escape, call in the Mules: These unmanned aerial vehicles could save lives on the battlefieldâ€”and off
Which technologies will finally free us from oil?
Like Darpa on the military side, the new agency for stoking energy innovation awards $151 million to big ideas
The final episode of our series on the clean technologies that will set us free
World-beating skyscraper engineering isn't dead. Across the Pacific, new technology is feverishly being deployed to set records.
Thiel's Breakout Labs has awarded an energy firm $300,000 to continue its research harnessing tornadoes for cheap, clean energy.
Russell Breeding finds lost miners with the same tech found in guided missiles and the Nintendo Wii
These filters use plants and fans to clear the air of toxic chemicals
Taber MacCallum helps hazmat divers safely explore contaminated waters
The Uno accelerates with a simple lean and turns like a street bike on side-by-side wheels
John Hillman put a concrete arch inside a plastic case to build stronger, longer-lasting bridges