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green energy

New Fusion Tech Fights Pesky Helium Bubbles

Nanocomposite materials could resist the superheated helium bubbles that eat away at conventional metals.

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Bill Gates Buys Arizona Land for "Smart City"
The community will integrate technology and high speed data into its…
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The Eclipse Will Impact California's Solar Power
California will lose enough solar energy to power more than 1.5 mill…
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Las Vegas Now Powered Entirely by Green Energy
Las Vegas is now the largest city in the country to run entirely on …
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Solar Power Is Now The World's Cheapest Energy

The drop in price is driven by investments from developing nations.

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Grass Clippings Could Someday Heat Your Home

A British renewable energy company plans to use grass from abandoned fields and meadows as a fuel source.

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How Boeing Could Turn Airplane Noise Into Power

All those ear-splitting roars are going to waste.

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This Engine Could Supercharge The World's Wind Turbines

Digital Displacement stands to make wind power more feasible than ever.

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Audi Makes Synthetic Gasoline Without Using Petroleum
The automaker's researchers have successfully made 100-octane gas from plant matter. Their next goal: gasoline from water, CO2, and hyd…
Sara Volz, 17, of Colorado Springs, Colo. (center), second-place winner Jonah Kallenbach, 17, of Ambler, Pa. (left), and third-place winner Adam Bowman, 17, of Brentwood, Tenn. (right) celebrate their awards at the Intel Science Talent Search.
Teenager Making Algae Biofuel Better
Sara Volz, a 17-year-old high school student from Colorado Springs, Colo., was the winner of the 2013 Intel Science Talent Search for h…
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11 Clever Concepts From Greentech Expo
A solar furnace that works like a jet engine, a wetlands that reuses wastewater from a hair salon, and an algae-filled tailpipe attachm…
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7 Ways Pedal Power Will Change the World
Riding a bike can do much more than get you in shape and transport you from place to place. Inventors are constantly coming up with cle…
San Alfonso del Mar resort in Algarrobo, Chile.
Swimming Pool to Cool Nuclear Power Plant?
Fernando Fischmann and his company, Crystal Lagoons Corp., have devised a new design for a power plant cooling system. It recycles and …
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Google Gambles on Offshore Wind
Google recently pledged $1.8 billion for infrastructure to deliver offshore wind power to homes along the northeast coast, but there ar…
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What You Didn't Know About Green Lighting
There are reams of documents written about green lighting, but myths still abound. The mere variety of bulbs can be a surprise, and eac…
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17 Projects Shaping the Future of LED Lights
Solid-state lighting holds the promise of huge energy savings and long-lasting light sources. Here's how the U.S. Department of Energy …
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In a 4500-square-foot lot in Oakland, Calif., Novella Carpenter grows broccoli and lettuce right next to fig trees and passion fruit vines.
The New Homesteaders: Off-the-Grid and Self-Reliant
You may have heard about them: Off-the-gridders living in radical opposition to modern amenities by cutting themselves off from the res…
Appropriate technology panel
Appropriate Tech Gurus Face Uphill Battle in Distribution
Easy to use, inexpensive solutions are some of the best ways to make a difference in the developing world. But how to get them there, a…
lonnie johnson and steve fambro
Energy Startups Cite Collaboration, Govt. Funding to Fulfill Promise
PM's Breakthrough Conference convened a panel of five engineers working on the most creative and promising new energy sources to tell a…