Science Friday 2020-08-21 Listen Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Pregnancy And Coronavirus, Good News For Corals. August 21, 2020, Part 1 Iowa Derecho, Showering And Hygiene, Parasites. August 21, 2020, Part 2 Produced by Science Friday and WNYC Studios