One of the great joys and headaches of writing about science for a D.C. audience is that there are a lot of brilliant people reading: engineers at NASA, doctors for the National Institutes of Health, paleontologists at the Smithsonian, etc. And they always notice when I make a mistake.
"Think You Know How Many Days Are in a Year? Think Again." is from the February 24, 2017 Speaking of Science section of The Washington Post. It was written by Sarah Kaplan and narrated by Jill Melancon.