Science Friday 2022-07-08 Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Bird Poop Importance, The Wonders Of Sweat, Invertebrate Butts. July 8, 2022, Part 1 Big Bang Debate History, Black Hole Sounds, Maggot Healthcare, Forest Lichens. July 8, 2022, Part 2 Produced by Science Friday and WNYC Studios