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Sure, you can make solar-powered devices that store their excess energy in a battery, but what about the battery itself? Unfortunately, it's still behind the times -- the lithium-ion cells you see today have to be connected to another device to charge, and they're occasionally very dangerous thank...

13 days ago 0 Comments
June 21, 2015 at 7:48PM
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Mercedes and Tesla aren't the only electric car makers giving their batteries something to do besides getting you from A to B. Nissan is teaming up with Green Charge Networks to repurpose "second-life" (read: used) batteries from Leaf EVs as commercial energy storage. Much like the batteries you c...

18 days ago 0 Comments
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Guess what, Tesla: you're not the only car maker getting into the home battery game. Mercedes-Benz has unveiled a personal energy cell that, like Tesla's Powerwall, uses giant batteries to store surplus power from your home's solar panels and keep you off the conventional energy grid. The German f...

25 days ago 0 Comments
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Despite their giant blades, most wind turbines waste a lot of energy -- gusts around the rotor don't really generate electricity at all. GE thinks it can do better, however. Its experimental ecoROTR turbine touts a big, rotating aluminum nose that sends wind directly toward the blades, where it's ...

27 days ago 0 Comments
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Scientists have long talked about black silicon (that is, silicon with nano-sized structures) having the potential to trump conventional solar power, and there's now some proof that this is happening. Aalto University researchers have developed black silicon solar cells that achieve a record 22.1 ...

1 month ago 0 Comments
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Long before it officially existed, there were rumors that the Apple Watch had disappointing battery life. It wasn't long afterward that we started to hear companies were preparing to build external power packs to compensate. Thankfully, the folks over at Reserve Strap have discovered that you don'...

2 months ago 0 Comments
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You don't have to wonder any longer as to what Tesla will unveil at its April 30th event -- the company just spoiled things in advance. In an email to investors, the company states that its shindig will reveal both a previously-teased battery for your home and a "very large," utility-oriented batt...

2 months ago 0 Comments
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Anyone who buys a brand new Xbox One will be prompted with a special screen when booting up the console for the first time: A choice between "instant-on" and "energy-saving" power modes. The default in the US is instant-on, which enables updates and content downloads while the console isn't in use...

2 months ago 0 Comments
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It's easy to forget that it's possible to generate electricity not by burning coal or splitting atoms, but using the power of the sea. One company has thought long and hard about the process and is set to change the way Britain generates its renewable energy. Under new plans, Tidal Lagoon Power ho...

4 months ago 0 Comments
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If you're jonesing for an Apple Watch, you probably want to do a lot with it. But what if you're headed out to a party and would rather not risk staring at a dead screen when you're wondering how late it is? Don't worry, you're covered. The New York Times understands that the Watch has an unannoun...

4 months ago 0 Comments
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Apple makes much ado about using clean energy sources to power its buildings these days, and it just put its money where its mouth is... a lot of money. The company is investing a whopping $848 million in a First Solar plant in California's Monterey County that, according to Apple chief Tim Cook, ...

4 months ago 0 Comments
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Scientists have spent a lot of time trying to lengthen battery life, but safety and thickness matter, too. Just ask Boeing about that first problem -- its 787 Dreamliner was grounded for months thanks to battery fires. However, a group of University of Michigan researchers may have found a way to ...

5 months ago 0 Comments
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That is indeed the question, especially considering how inexpensive a standard, non-smart, non-"safe" power outlet is. This nice one from Home Depot costs under $10! What the outlet from Home Depot won't do for you, however, is tell you via smartphone app if it's being used, or which outlets in yo...

6 months ago 0 Comments
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Don't be too quick to toss out the battery from that ancient laptop -- it might just be the key to powering homes in developing countries, and helping the environment in the process. IBM researchers have revealed UrJar, a device that turns old lithium-ion battery packs into rechargeable energy sou...

6 months ago 0 Comments
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Solar power just hit one of its biggest milestones, in more ways than one. First Solar recently finished building Topaz, a 550-megawatt plant that represents the largest active solar farm on the planet. And we do mean large -- the installation's nine million solar panels cover 9.5 square miles of ...

7 months ago 0 Comments
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Last month, Procter & Gamble decided that it wanted out of the battery game, and was selling Duracell to the highest bidder. Today, a surprising figure has emerged as the buyer: America's richest man, Warren Buffett. According to the release, Berkshire Hathaway (Buffett's company) will spend a...

7 months ago 0 Comments
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If WiTricity CEO Alex Gruzen gets his way, the company's tech will soon wind up in your phone, your car and even inside your body. That's because the Massachusetts-based company deals in magnetic resonance technology, and if those words don't mean anything to you now, they probably will before lon...

7 months ago 0 Comments