Subjects in Traci Mann's experiment chose things like mac and cheese, brownies, cookies and cake as their comfort foods. (Photo: Tavallai/Flickr)

Put down the brownie batter and relax with a TMSIDK episode filled with facts on quiet rooms, pillows, comfort food, and …Spam?

Krista Tippett (host of On Being) is our special guest co-host, with Maggie Ryan Sandford (science writer, researcher and producer) as real-time fact-checker.