What happens in your brain when you notice a semantic or grammatical mistake … according to neuroscience. 

Sarah Phillips, a neurolinguist, tells us all about the N400 and the P600 responses.

Plus, we dive into some listener mail — which you can send to us by emailing shortwave@npr.org.

This episode was produced by Rebecca Ramirez, edited by Viet Le, and fact-checked by Emily Kwong.

Short Wave Podcast

It’s science for everyone, using a lot of creativity and a little humor. Join host Maddie Sofia for science on a different wavelength.