Moth eyes inspire more efficient thin-film solar cells
Moth eyes have evolved to cut out light reflection so that it can see well at night. Scientists have created a nanofilm that mimicks the moth's eye to enhance solar cell efficiency.
Latest Stories in Technology
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Monkey Light Pro keeps bikes visible with LEDs that display custom graphics on the wheels
Staying visible on a bike at night has never been so fun. Crank your bike up to 11.
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Make a portable solar phone charger for $5
If you've always wanted to quickly make a purely sun-powered charger for your phone (no battery), here's how in 4 easy steps.
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Solar-powered RC race cars teach valuable energy lesson
Solar Rollers hope to teach teenagers to love solar energy, one race at a time.
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Make an emergency light powered by fire and water
This DIY lighting project is a great way to learn about a thermoelectric system. Using a few supplies like food tins and tea candles, you can light some LEDs!
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Long Beach to get wireless chargers for their new electric buses
Inductive charging is coming to public transportation in Long Beach, California, with the addition of two wireless charging stations for its electric buses.
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Technology can turn waste heat into electricity at temperatures as low as 86 degrees
We've seen heat-to-electricity technologies that work with high temperatures, but this new breakthrough could allow waste heat to be harnessed from many more sources.
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SunWater is developing a "radically affordable" solar water pump for poor farmers
One way that subsistence farmers can break out of the poverty cycle is through growing cash crops, and this low-cost solar pump could help make that happen.
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Researchers nuke up new solar cell material in microwave that used to make lunch
Scientists up-cycle the microwave that used to make lunch to develop a cheap method using more abundant and less toxic materials to make nanocrystal semiconductors.
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Review: WakaWaka Power is your personal pocket-sized solar power station
This rugged solar charger is powerful enough to charge up a smartphone in two hours, yet small enough to fit in your pocket.
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DIY solar foundry reaches temperatures of 3800 degrees farenheit
Melting metals with the sun, this DIY project shows just how hot it can get when you concentrate the sun's rays for a task.
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LEDs in greenhouses deliver same yield as grow lights, using just 25% of the energy
Using LED lighting instead of traditional high pressure sodium lights to grow tomatoes in greenhouses during the winter could cut costs and boost local food production.
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Buycott app helps keep your money out of the hands of Monsanto, Koch Bros., and more
This app helps you put your money where your mouth is by only buying products from companies that reflect your principles.
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The green 3D printing materials we’ve been waiting for
Although the technology has quickly become quite sophisticated, the materials used in 3D printers have been slow to catch up... Until now.
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Want healthier tomatoes? Grow ‘em with LEDs
Recent research shows that growing tomatoes indoors with LEDs produces more nutrient-rich fruit than when growing with fluorescent lights.
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Monitor your world from your smartphone with these tiny wireless sensors
Keep an eye on temperature, humidity, light levels, and more in your garden or home with these rugged little wireless sensors.
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London is building a power plant that burns waste fat from sewers
The discarded fat that can clog the sewer system will now be used as a renewable energy source.
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Meet Earl, your solar-powered backcountry survival tablet
This rugged Android tablet could bring backcountry travel and emergency survival into the 21st century.
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Big Data will provide accurate analysis of wind/wildlife impacts
A new centralized database being developed by the American Wind Wildlife Institute will help wind energy developers minimize the impact of future projects on wildlife.
