This Scientist Figured Out Why Your Appendix Isn't Useless

Back in the day, many of us heard that the appendix is a vestigial organ — at best, a body part that lost its purpose all those many years ago. At worst, an unnecessary clinger-on to the human body that, when ruptured, could be life threatening. But what if that narrative is wrong?

Heather Smith became obsessed with the appendix after hers was removed at age 12. After years of anatomy research, she's found that the appendix is not, in fact, useless. Reporter Selena Simmons-Duffin is in the host chair today to get the scoop on all things appendix.

Think it's time to give another part of the human body its due? Email us at shortwave@npr.org — we'd love to hear about it!

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