Pee-powered battery unveiled
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Other liquids accepted The trouble with batteries is that there never seems to be a power socket in sight when you want to charge them up. Thankfully, one manufacturer has developed a battery that should be slightly easier to recharge, thanks to its ability to run off a variety of liquids, including water and urine.â¦
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Blog: Dig enough, and you'll finally get a reality check on the claim of 12-hour battery life from the One Laptop Per Child project.
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Americans and Europeans will soon be able to buy a more powerful battery that promises enough juice for twice as many digital pictures as regular batteries.
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The $39.95 device  can top off your iPod or iPhone's battery either from an AC outlet or from your car's cigarette lighter/accessory jack.
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Sony has developed an  environmentally-friendly prototype battery that runs on sugars  and that can generate enough electricity to power a music  player and a pair of speakers, the Japanese company said.
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A gas flow such as a puff of compressed air produces a tiny amount of electricity as it passes across a semiconductor surface -- enough to make a sensitive gas-flow sensor.
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Mobile phone users left talking to themselves when their battery runs out in the middle of a call could soon see an end to their frustration as scientists perfect a way to recharge electrical equipment while on the move.
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MOBILE phone users left talking to themselves when their battery runs out in the middle of a call could soon see an end to their frustration as scientists perfect a way to recharge electrical equipment while on ...
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Electrolyte flows in and out. It's a handy concept.
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A new device recharger debuts, along with products that could take advantage of it.
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Researchers are working on autonomous robots that eat to produce energy. The problem right now is that batteries are much better. By Lakshmi Sandhana.
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Science & environment: A knee brace which can charge mobile phones and medical devices as you walk has been developed
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InfoWorld - Battery making startup Boston Power is more than tripling production of itsÂ Sonata laptop battery, a device that offers faster charging and longer life than conventional lithium-ion batteries, it is due to announce Thursday.
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Nanowires put more power in smaller packages, researcher reports.
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Technology first discussed years ago might power your next laptop, replacing the fire-hazardous, but commonly used, lithium ion.
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Nanowire electrodes could improve the performance of electric vehicles.
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MIT researchers say that a new energy efficient chip may one day run implanted medical devices powered by human body heat.