What Do You Know ... About Human Organs?
Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021.

In this week’s Atlantic coverage, our writers explored new research on an underappreciated organ, how to stay warm at the office, the most violent animals, how high-school football players protest, what it takes to get wine from the vineyard to the table, and much more.
Can you remember the key facts? Find the answers to this week’s questions in the articles linked above—or go ahead and test your memory now:
For further tricky questions and surprising facts, try last week’s quiz, and subscribe to our daily newsletter.