News tagged with electrical grid

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Privacy group gets NSA files on utility research

(Phys.org)—Files obtained by the Electronic Privacy Information Center (EPIC) and provided to CNET show that the National Security Agency (NSA) under its secret Perfect Citizen program is looking at the ...

Dec 26, 2012 weblog
5 / 5 (5) 8 | with audio podcast

Tiny bubbles snap carbon nanotubes like twigs

What's 100 times stronger than steel, weighs one-sixth as much and can be snapped like a twig by a tiny air bubble? The answer is a carbon nanotube -- and a new study by Rice University scientists details ...

Jul 09, 2012
4.8 / 5 (6) 0 | with audio podcast

Upgrading the vanadium redox battery

Though considered a promising large-scale energy storage device, the vanadium redox battery's use has been limited by its inability to work well in a wide range of temperatures and its high cost. But new research ...

Mar 17, 2011
5 / 5 (6) 2 | with audio podcast