Mystery Sound Extravaganza fall 2026

Oh boy, oh boy! Are you ready to do some guessing?!? We have doozies to detect. There are clues to calculate. And so, so many goodies to get into. We hope your ears are warmed up, because it’s time for the… Mystery Sound Extravaganza! Have a good Mystery Sound for us? Send it in! Go to brainson.org/contact and submit it. Don’t forget to record an answer too. Click here for a transcript of this episode. Brains On is a completely independent podcast, and we rely on your contributions to help make all of our shows. You can do that by joining Smarty Pass. As a member you get ad-free versions of all the Brains On Universe shows, bonus episodes, online hangouts with the Brains On crew, discounts on merch and more. Go to⁠ ⁠smartypass.org ⁠⁠to learn more and sign up. Want to see Brains On or Smash Boom Best live? We're about to head out on our fall tour. For links to tickets go to⁠ ⁠brainson.org/events⁠⁠. 9/26 Charlotte, NC 10/3 Toronto, ON* 10/11 Dallas, TX* 10/17 Colorado Springs, CO (two shows) 11/7 Norfolk, VA 12/6 Evanston, IL (two shows) 1/31 Princeton, NJ *Smash Boom Best show