Is farting good for us? Where do farts come from? Why do only some make sounds? And what’s up with the smell? We tackle your questions about the gas we all pass in this episode.

It's time for the....Mystery Sound Extravaganza!
34:01

Why do we have Daylight Saving Time?
23:55

New Brains On tour dates added: St. Paul, Atlanta, Portland -- and more!
01:03