SciShow Space: What If the Universe Isn't Uniform?

Teacher or professor: SciShow Space
Subject: Astronomy, Astronautics, Astrophysics
Content of the Lesson: According to the cosmological principle, the universe is more or less the same in all directions. But what happens when we put this to the test? SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Bealer, KatieMarie Magnone, D.A. Noe, Charles Southerland, Eric Jensen, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Scott Satovsky Jr, Sam Buck, Avi Yashchin, Ron Kakar, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, charles george, Greg ---------- 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 ---------- 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://www.as.utexas.edu/astronomy/education/spring06/komatsu/secure/lecture07.pdf https://universeadventure.org/fundamentals/model-cosmological.htm https://phys.org/news/2011-09-evidence-spacetime-cosmological-principle.html http://cosmology.berkeley.edu/Education/CosmologyEssays/The_Cosmic_Microwave_Background.html https://wmap.gsfc.nasa.gov/universe/bb_tests_cmb.html https://www.sdss.org/science/ https://arxiv.org/pdf/1109.0941.pdf https://phys.org/news/2011-09-evidence-spacetime-cosmological-principle.html https://www.eso.org/public/news/eso1438/ https://arxiv.org/pdf/1604.05484.pdf https://arxiv.org/pdf/1605.07178.pdf https://www.sciencemag.org/news/2016/09/it-s-official-you-re-lost-directionless-universe https://arxiv.org/pdf/1604.05484.pdf https://arxiv.org/pdf/1711.02539.pdf https://www.space.com/24073-how-big-is-the-universe.html http://background.uchicago.edu/~whu/beginners/introduction.html https://www.sdss.org/science/ https://ui.adsabs.harvard.edu/abs/2007PhRvD..75b3506A/abstract https://ui.adsabs.harvard.edu/abs/2005ApJ...624..463G/abstract https://ui.adsabs.harvard.edu/abs/2007A%26A...474..717S/abstract https://ui.adsabs.harvard.edu/abs/2018A%26A...611A..50M/abstract


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