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Stock prices of companies that use the same underwriter tend to move together Posted: 07 Aug 2014 11:59 AM PDT The stock prices of companies that use the same lead underwriter during their equity offerings tend to move together, according to a new study by financial economics experts.

Robot folds itself up and walks away: Demonstrates potential for sophisticated machines that build themselves Posted: 07 Aug 2014 11:59 AM PDT A team of engineers used little more than paper and Shrinky dinks -- the classic children's toy that shrinks when heated -- to build a robot that assembles itself into a complex shape in four minutes flat, and crawls away without any human intervention. The advance demonstrates the potential to quickly and cheaply build sophisticated machines that interact with the environment, and to automate much of the design and assembly process.

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