Accessibility links
Oh Knuck-Crackers! The Science of Poppin' Knuckles : Wow in the World It's finger poppin' time on Wow in the World, and this week, Mindy and Guy explore the science behind the SNAP, CRACKLE, AND POP of our knuckles! Where in the world is that sound coming from?! Why in the world does it make some people so uncomfortable? And how in the world is it even made? Join in on an interesting quest for the latest Who, What, When, Where, Why, How, and Wow in the World of KNUCKLE CRACKING!
NPR logo

Oh Knuck-Crackers! The Science of Poppin' Knuckles

Listen · 27:47
  • Download
  • <iframe src="https://www.npr.org/player/embed/620464748/620470841" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Oh Knuck-Crackers! The Science of Poppin' Knuckles

Wow in the World

Oh Knuck-Crackers! The Science of Poppin' Knuckles

Oh Knuck-Crackers! The Science of Poppin' Knuckles

Listen · 27:47
  • Download
  • <iframe src="https://www.npr.org/player/embed/620464748/620470841" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

It's finger poppin' time on Wow in the World, and this week, Mindy and Guy explore the science behind the SNAP, CRACKLE, AND POP of our knuckles! Where in the world is that sound coming from?! Why in the world does it make some people so uncomfortable? And how in the world is it even made? Join in on an interesting quest for the latest Who, What, When, Where, Why, How, and Wow in the World of KNUCKLE CRACKING!

Enlarge this image

It's finger poppin' time on Wow in the World, and this week, Mindy and Guy explore the science behind the SNAP, CRACKLE, AND POP of our knuckles! Where in the world is that sound coming from?! Why in the world does it make some people so uncomfortable? And how in the world is it even made? Wow in the World hide caption

toggle caption
Wow in the World

It's finger poppin' time on Wow in the World, and this week, Mindy and Guy explore the science behind the SNAP, CRACKLE, AND POP of our knuckles! Where in the world is that sound coming from?! Why in the world does it make some people so uncomfortable? And how in the world is it even made?

Wow in the World
  • Want to learn more about the science behind knuckle cracking? Click here to see some of the resources we used to help write this episode!