2024-06-05

[public] 24.6K views, 1.99K likes, dislikes audio only

CrashCourse

"Is free will still in the equation?"

In this episode, the universe begins to become visible to itself. Dr. Katie Mack teaches John Green about the moment the stars turned on, while John seeks to answer one question... do humans matter to the universe?

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0:00 - Introduction

0:55 - Do humans matter to the universe?

12:52 - The Stars Turned On

19:28 - Reionization

38:35 - Redshift and Radio Telescopes

48:10 - Katie expands on her work

53:01 - Being Suitably Small

56:22 - Conclusion

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Thanks to the following patrons for their generous monthly contributions that help keep Crash Course free for everyone forever:

Leah H., David Fanska, Andrew Woods, DL Singfield, Ken Davidian, Stephen Akuffo, Toni Miles, Steve Segreto, Kyle & Katherine Callahan, Laurel Stevens, Burt Humburg, Perry Joyce, Scott Harrison, Mark & Susan Billian, Alan Bridgeman, Breanna Bosso, Matt Curls, Jennifer Killen, Jon Allen, Sarah & Nathan Catchings, team dorsey, Bernardo Garza, Trevin Beattie, Eric Koslow, Indija-ka Siriwardena, Jason Rostoker, Siobhán, Ken Penttinen, Nathan Taylor, Barrett & Laura Nuzum, Les Aker, William McGraw, Vaso, ClareG, Rizwan Kassim, Constance Urist, Alex Hackman, Pineapples of Solidarity, Katie Dean, Stephen McCandless, Wai Jack Sin, Ian Dundore, Caleb Weeks

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