‘Sneeze neurons’ activated by triggers such as pollen or a viral infection send an achoo signal, whereas cough neurons induce a hack. Skip to main content Thank you for visiting nature.com.

Two airline passengers who locked a stranger’s crying grandchild in a plane restroom have caused outrage in China and sparked a heated online debate on how to handle upset children in public spaces.

But Rosie’s head pains worsened to the point it was too painful for her to cry and she could not laugh or sneeze. The family sought another eye test, where suspected nerve damage was detected in ...