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Wattvision Looking for Support on Kickstarter for Improved Smart Energy Sensor

A new-and-improved version of this smart energy sensor needs your help to be developed.

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Sweden to Import Garbage as Trash Supplies Run Dry

As other nations struggle to cut the amount of waste piling up in their landfills, Sweden is facing an entirely different sort of challenge -- they've run out of trash.

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The Great Transition, Part II: Building a Wind-Centered Economy

In the race to transition from fossil fuels to renewable sources of energy and avoid runaway climate change, wind has opened a wide lead on both solar and geothermal energy.

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Island Businesses Voluntarily Power Down When Energy Is Scarce

Intelligent demand response systems could save energy, make renewables more viable, and avoid the need for new power plants. Where better to demonstrate them than a remote island?

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Edison Has Last Laugh in Current Wars

And I am not an idiot. Direct current goes farther at lower cost in smaller wires.

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Happy Birthday Thomas Alva Edison

We round up some of our best posts about the inventor.

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New more efficient US homes eat up as much energy as they did a decade ago,...

The rebound effect, or Jevons' Paradox, once again rears its ugly head and eats up all of our energy savings.

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In the early days of electricity, it was used as an artificial moon

100 years in the future, what will humanity look back on and feel that we had it wrong?

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New York Times' David Pogue: Start buying LED bulbs!

LED light-bulbs are on the cusp of going entirely mainstream. With every passing year, their energy-efficiency, light quality, and total lumens output is going up, while their cost keeps falling.

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All solar efficiency breakthroughs since 1975 on a single chart

The National Center for Photovoltaics (NCPV), which is part of the U.S. National Renewable Energy Lab (NREL), maintains a chart that shows efficiency records for all kinds of research solar...

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Philips shows breakthrough 200 lumens/watt warm white LED lamp

Lighting represents a big chunk of electricity consumption (around 1/5), so finding more efficient ways to produce light has huge potential to help the environment.

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Smart storage algorithms could cut data-center energy use by 20-50%

Now that digital video is ubiquitous, there are vast oceans of data being stored in gigantic data centers around the world. To ensure the accessibility and integrity of all that data, multiple copies...

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Linking energy consumption and fertility to the animal world

Humans consume more energy than any other animal, but our patterns of use have similarities.

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Number of the Day: $675 million in saved energy costs during 2012 thank to...

The era of LEDs is upon us, and massive energy savings are still ripe for reaping.

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Rice-husks could build better batteries

Converting agricultural waste from rice into silicon may lead to longer-lasting batteries.

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Beat the heat: EPA's infographic is a good place to start

The information is pretty basic but it's not trivial, and would make a difference.

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New York City breaks all-time energy use record

It was hot and humid on Friday in New York. So hot, in fact, that New York City set an all-time record for energy usage. Yikes!

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UK households cut energy use by 25%

Brits cut their energy use by a quarter in just six years. But it's not all good news.

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Update: Lessons from the Livermore Laboratory's energy use graph

Two years ago we had a careful look at this important graph. What's changed since then?

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Alex Laskey shows how behavioral science can lower your energy bill (video)

It's necessary to replace dirty sources of power with clean ones, like wind and solar, but that'll be much easier to do if we use less power in the first place.

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