Why Is The Universe The Same Everywhere?

Researched and Written by Leila Battison
Narrated and Edited by David Kelly
Thumbnail Art by Ettore Mazza

If you like our videos, check out Leila's Youtube channel:

https://www.youtube.com/channel/UCXIk7euOGq6jkptjTzEz5kQ

Music from Silver Maple, Epidemic Sound and Artlist.

Stock footage from Videoblocks.

References:

https://www.newscientist.com/definition/cosmic-inflation/
https://www.forbes.com/sites/startswithabang/2017/09/28/is-the-inflationary-universe-a-scientific-theory-not-anymore/?sh=2079c3bb45e2
https://www.youtube.com/watch?v=_llA2q1rlSg
https://bigthink.com/surprising-science/baby-universes-black-holes-dark-matter
https://www.forbes.com/sites/startswithabang/2018/07/14/ask-ethan-how-large-is-the-entire-unobservable-universe/?sh=6352507fdf80
https://www.livescience.com/33129-total-energy-universe-zero
https://physicstoday.scitation.org/doi/10.1063/1.2897949
http://www.lifesci.sussex.ac.uk/home/John_Gribbin/cosmo.htm
https://www.uwa.edu.au/study/-/media/Faculties/Science/Docs/Evidence-for-the-Big-Bang.pdf
https://www.aanda.org/articles/aa/full_html/2011/02/aa16140-10/F4.html
https://profmattstrassler.com/articles-and-posts/relativity-space-astronomy-and-cosmology/history-of-the-universe/inflation/
https://www.newscientist.com/article/mg22029402-900-no-need-for-inflation-if-cosmos-was-a-bouncing-baby/
https://www.innovationnewsnetwork.com/baby-universes-could-present-as-primordial-black-holes/8580/
https://blogs.scientificamerican.com/cross-check/physicist-slams-cosmic-theory-he-helped-conceive/
https://www.forbes.com/sites/startswithabang/2017/09/28/is-the-inflationary-universe-a-scientific-theory-not-anymore/?sh=2079c3bb45e2
https://physicstoday.scitation.org/do/10.1063/PT.6.3.20190326a/full/
https://www.phy.princeton.edu//~steinh/phoenix5.pdf
https://astronomy.swin.edu.au/cosmos/f/Flatness+Problem
http://www.astronomynotes.com/cosmolgy/s12.htm

Image Credits:

NASA
Galaxy Filament By Andrew Pontzen and Fabio Governato - Andrew Pontzen and Hiranya Peiris, [http://www.ucl.ac.uk/mathematical-physical-sciences/news-events/maps-news-publication/maps1423Illuminating illumination: what lights up the universe?], UCLA press release, 27 August 2014. flickr.com (high resolution version), CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=34973360
Observable Universe By Andrew Z. Colvin - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=71065203
Red Shift Map By Piquito veloz - This image was created with Celestia. Redshift lines is a free addon of Selden Ball&039;s Graticules and customized by DRJMOS for educational purpose., CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=97490735
Alan Guth By Betsy Devine aka Betsythedevine - Uploader&039;s Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=6181859
Amundsen Telescope South Pole By Ketiltrout - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=31700887Stephen Hawking By woodleywonderworks - https://www.flickr.com/photos/wwworks/3728608454/, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=96213896
Spontaneous creation of almost scale-free density perturbations in an inflationary universe
James M. Bardeen, Paul J. Steinhardt, and Michael S. Turner
Phys. Rev. D 28, 679 – Published 15 August 1983
Paul Steinhardt By Sleepy Geek - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=42027315