Live from the Poundstone Institute

Am I Wishing For a Germ Bath?

This week, researchers measure how much bacteria is generated by blowing out birthday candles, handling restaurant menus, and double dipping chips. Also, why a banana may never smell the same again; and Girls Trip star Tiffany Haddish takes the Poundstone Personality Psurvey.

Paula Poundstone is on a quest to gather all of the world's knowledge. Or, as she puts it, "to get less stupid, one topic at a time." Follow her search as she looks to scientists, researchers, and experts for evidence about everything from what music cats like to the fluid dynamics of spilling coffee. "Every week, we'll keep looking for knowledge," says Paula, "because we know we left it somewhere."