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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 ...

ABC Target offered a 10 percent discount to shoppers this weekend as an apology for a security breach that exposed 40 million credit and debit card numbers. But the reduction was only available in stores, and not on the Internet. Holiday news for Target shoppers got even gloomier with reports that credit card information stolen from 40 million accounts has ...

Han Myung-Gu/WireImage The Midtown penthouse that Leonardo DiCaprio’s character in ‘The Wolf of Wall Street’ calls home is now on the market for $ 6.5 million. Welcome to the wolf’s lair. The Midtown penthouse Leonardo DiCaprio calls home in the new Scorsese flick “The Wolf of Wall Street” is now on the market. And at $ 6.5 million for the ...