Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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At YouTube Headquarters, employees can either take the elevator, stairs or slide.
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London's King's Cross railway station has a platform 9 3/4 in dedication to Harry Potter.
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Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
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