Study ties climate uncertainties to economies of US states

A climate-change study at Sandia National Laboratories that models the near-term effects of declining rainfall in each of the 48 U.S. continental states makes clear the economic toll that could occur unless an appropriate ...

High-frequency stock trade risky, unfair: experts

The increasing power of computerized high-frequency trades on US markets has been assailed in Congress as dangerous and unfair, as pressure builds to reel in the powerful industry.

Hackers talk their way into computers

Cyber crooks are avoiding the need for slick software skills by talking their way past computer defenses with old-fashioned telephone calls.

Looking for privacy in the clouds

Millions of Internet users have been enjoying the fun -- and free -- services provided by advertiser-supported online social networks like Facebook. But Landon Cox, a Duke University assistant professor of computer science, ...

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