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 334 June 1, 2007 Duty Calls Josh's family didn't play much of a role in his daily life—until duty called, and they took over his life. 266 June 4, 2004 I'm From the Private Sector and I'm Here to Help Nancy Updike goes to Iraq to try to figure out what it's like to be a private citizen working in the middle of a war zone.