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Explore What We Learned from Challenger and Columbia with 312,152 views, 9,247 likes, and 599 comments. Experience the impact of this video content that has captured audience attention.

Late January and early February are the anniversaries of two of the most disastrous events in the history of spaceflight. What did we learn from these events, and how do we move forward? Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, and Kathy & Tim Philip. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/SciShow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://engineer.jpl.nasa.gov/practices/1257.pdf http://science.ksc.nasa.gov/shuttle/missions/51-l/docs/rogers-commission/Appendix-F.txt http://science.ksc.nasa.gov/shuttle/missions/51-l/docs/rogers-commission/table-of-contents.html http://www.nbcnews.com/id/11031097/ns/technology_and_science-space/t/myths-about-challenger-shuttle-disaster/#.VrA2efkrKhd http://www.popularmechanics.com/space/a18616/an-oral-history-of-the-space-shuttle-challenger-disaster/ http://er.jsc.nasa.gov/seh/explode.html http://articles.latimes.com/2003/feb/06/science/sci-tiles6 http://www.space.com/19526-columbia-shuttle-disaster-explained-infographic.html http://www.space.com/19403-nasa-space-shuttle-columbia-disaster-questions.html http://www.space.com/19436-columbia-disaster.html Image Sources: https://commons.wikimedia.org/wiki/File:Challenger_flight_51-l_crew.jpg https://commons.wikimedia.org/wiki/File:STS-51-L_grey_smoke_on_SRB.jpg https://en.wikipedia.org/wiki/Space_Shuttle_Challenger_disaster#/media/File:Icicles_on_the_Launch_Tower_-_GPN-2000-001348.jpg https://commons.wikimedia.org/wiki/File:RogersCommission-v1p57.jpg https://en.wikipedia.org/wiki/Space_Shuttle_Columbia_disaster#/media/File:Crew_of_STS-107,_official_photo.jpg https://commons.wikimedia.org/wiki/File:Space_Shuttle_external_tank_foam_block.JPG https://commons.wikimedia.org/wiki/File:Impact-test.jpg https://commons.wikimedia.org/wiki/Category:Space_Shuttle_Columbia_disaster#/media/File:Columbia_debris_detected_by_radar.jpg https://commons.wikimedia.org/wiki/File:Soyuz_TMA-19_docked_to_the_Rassvet_Mini-Research_Module.jpg https://en.wikipedia.org/wiki/Hubble_Space_Telescope#/media/File:STS-31_Hubble_launch_roll_and_pitch.jpg https://en.wikipedia.org/wiki/Hubble_Space_Telescope#/media/File:Upgrading_Hubble_during_SM1.jpg https://en.wikipedia.org/wiki/Spacecraft https://en.wikipedia.org/wiki/Dragon_V2#/media/File:Dragon_2_hover_test_(24159153709).jpg https://commons.wikimedia.org/wiki/File:Orion_Drop_Test_on_Feb_29.jpg

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