Meet the winner of Nikon's Small World in Motion video contest

Ning Xu of Tsinghua University captured tiny cilia beating in airways of a child with rare respiratory disorder.
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Britain's Prime Minister Andy Burnham is set to meet U.S. President Donald Trump for the first time
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The U.S. is proposing a new notification system with China for artificial intelligence incidents that could threaten national security
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Presley Gerber, the son of Cindy Crawford and Rande Gerber, has died at 27 years old, according to a report from the Los Angeles Medical Examiner.