Meet the winner of Nikon's Small World in Motion video contest
Abnormal beating of airway cilia from a child with Primary Ciliary Dyskinesia, a genetic disorder affecting respiratory function. Credit: Ning Xu, Tsinghua University Abnormal beating of airway cilia from a child with Primary Ciliary Dyskinesia, a genetic disorder affecting respiratory function. Credit: Ning Xu, Tsinghua University A Chinese optical engineer is the winner of this year's Small Worl…