Full episode 630: Things I Mean to Know Act Three The Sun Also Rises... Over There Share a clip BySelena Ross Among the things we tend to take for granted: The sun comes up and goes down like clockwork. Except when it doesn’t. Reporter Selena Ross tells the story. (11 minutes) More in ScienceView all 662: Where There Is a Will Nov. 16, 2018 Act Two: Life Is a Coin With One Side Producer David Kestenbaum took issue with the entire premise of today’s show, and explains why. 655: The Not-So-Great Unknown Aug. 24, 2018 Act One: So Over The Moon Producer David Kestenbaum tells the story of an astronaut who returns with a very unexpected view of the great beyond. 630: Things I Mean to Know Oct. 27, 2017 Act Four: Period Drama Remember learning that women’s menstrual cycles tend to sync up when they spend a lot of time together? Producer Diane Wu was skeptical. Staff RecommendationsView all 550 Mar. 13, 2015 Three Miles What happens when of a group of public school students in the Bronx goes to visit an elite private school three miles away. 550 Mar. 13, 2015 Three Miles What happens when of a group of public school students in the Bronx goes to visit an elite private school three miles away.