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Japanese scientists have generated circularly polarized light and controlled its direction without

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A pilot study of a new technology that lets students use Twitter and text messages during and...

Studying link between HIV, drug use could help prevention, detection efforts

Real-time social

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Around the world, the day dawns full of promise. But moods go downhill over the course of the day,

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It's 'Snowing like CRAZY up in here' and other tweets can boost computer models that guide traffic

That's the

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