When financial-market traders start the day with high testosterone levels, they typically end the day with higher-than-average profits. That's the conclusion of researchers at the University of Cambridge who measured morning and afternoon levels of the hormone in 17 male City of London traders over eight consecutive business days. The findings were made public today in the Proceedings of the National Academy of Science.

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Despite high hopes, the NASA-sponsored Space Elevator Games failed to produce viable space elevator technology for the third year in a row. The event concluded this morning with no winners in either the robotic climber or the vertical tether competition, and our SEGWIN stock was delisted. The value of the stock—trading at $30.75 prior to its halt—dropped to $0.

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