Explore our YouTube Day of Reason View fullsize Day of Reason 2019 View fullsize Day Of Reason 2018 View fullsize Day Of Reason 2016 View fullsize Day of Reason explained to SHSny May 3, 2015 The Chronicles of HumanismWatch all 13 episodes: Darwin Day View fullsize Darwin Day 2022 - George Beccaloni View fullsize Darwin Day 2021 - David Orenstein View fullsize Darwin Day 2020 - Dr. Isabel Behncke View fullsize Darwin Day 2019 - David Orenstein View fullsize Darwin Day Celebration 2018 - Susan Jacoby View fullsize Richard Milner Sings About Darwin