Cedar trees in central Texas will start spewing pollen in any day now—dramatically. The season shifts from year to year, December to February, and whenever it happens, people start sneezing in droves. You’ll sneeze just looking at this video from 2010. If you have a great video of a cedar tree sneeze, please send it in and we’ll post it!
Also: If you curious about how allergies may reflect botanical sexism, we have the answer.
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Eliene Augenbraun is a multimedia science producer, formerly Nature Research's Multimedia Managing Editor and Scientific American's senior video producer. Before that, she founded and ran ScienCentral, an award-winning news service providing ABC and NBC with science news stories. She has a PhD in Biology.