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Amprius, a battery startup based in Silicon Valley, is making waves with a new kind of lithium-ion battery that stores around 20% more energy than batteries currently on the market. Unlike most battery breakthroughs that we write about on ExtremeTech, this one is actually here today: Amprius is already shipping its batteries to some smartphone makers, and has recently secured ...

It’s difficult to tell just how upset to be about the latest NSA techno-super power uncovered by Washington Post reporters, because it’s unclear just what exactly is going on. A series of Snowden-leaked slides from an NSA meeting entitled “NSA signal-surveillance success stories” has revealed that the agency is collecting location and browsing data through the cookies and geo-tags openly ...

BSIP/UIG via Getty Images This 2005 scanning electron micrograph sem depicted numerous clumps of Methicillin resistant Staphylococcus aureus bacteria, commonly referred to by the acronym MRSA. A Westchester Village special-education school may not have been infected with an antibiotic-resistant strain of staph bacteria as initially feared, the city Health Department said. “After hearing reports of a possible MRSA case at ...