Dark Matter Exists. Here's how we know.

Dark matter is 84% of the matter in the universe and it single-handedly explains a lot of stuff: cluster motion, galactic rotation, gravitational lensing, and the CMB. We have piles of irrefutable evidence. Let's go through it, shall we. Nick Lucid - Host/Writer/Editor/Animator Vanessa R Bradley - Thumbnail Eric Aspling - Researcher ________________________________ VIDEO ANNOTATIONS/CARDS Most Galaxies are Moving Faster than Light!    • Most Galaxies are Moving Faster than ...   The REAL Source of Gravity:    • The REAL source of Gravity might SURP...   The Oldest Light in the UNIVERSE! (CMB)    • Cosmic Microwave Background: The Olde...   ________________________________ RELATED YOUTUBE VIDEOS PBS Space Time on Dark Matter:    • Does Dark Matter BREAK Physics?   Crash Course on Dark Matter:    • Dark Matter: Crash Course Astronomy #41   ________________________________ SUPPORT THE SCIENCE ASYLUM Patreon: www.patreon.com/ScienceAsylum YouTube Membership: youtube.com/channel/UCXgNowiGxwwnLeQ7DXTwXPg/join Advanced Theoretical Physics (Paperback): www.lulu.com/shop/nick-lucid/advanced-theoretical-… Advanced Theoretical Physics (eBook): gumroad.com/l/ubSc Merchandise: shop.spreadshirt.com/scienceasylum/ ________________________________ HUGE THANK YOU TO THESE SUPPORTERS Asylum Counselors: Matthew O'Connor, Nikolaos Vasiloglou II Asylum Orderlies: Fabio Manzini, Josiah Gleaton, Medec Hurtz Einsteinium Crazies: Bosphorus, Eoin O'Sullivan, Ilya Yashin, Jonathan Lima, Joseph Salomone, Ken Davis, Sean K, Wacky, L. Wayne Ausbrooks, Blank NA, Flying Monkey Plutonium Crazies: Al Davis, Compuart, Ellis Hall, Kevin MacLean, Madhu Subbu, Rick Myers Platinum Crazies: André Weyermann, Benjamin Dixon, Clayton Bruckert, David Johnston, Jon Adams, Jonathan Reel, Kyle Bowles, LT Marshall, Marcus Barcelos, Marino Hernandez, Mikayla Eckel Cifrese, Mr. Orn Jonasar, Olga Cooperman, Stephen Blinn, Stephen Gailey, Tom Hawking, Vittorio Monaco ________________________________ OTHER SOURCES arxiv.org/abs/1811.06406 ned.ipac.caltech.edu/level5/Sept16/Bertone/Bertone… arxiv.org/abs/1703.00013 astronomy.swin.edu.au/cosmos/v/Virial+Theorem ned.ipac.caltech.edu/level5/March17/Zwicky/frames.… chandra.harvard.edu/ hubblesite.org/contents/articles/gravitational-len… hyperphysics.phy-astr.gsu.edu/hbase/hyde.html physics.nist.gov/PhysRefData/Handbook/Tables/hydro… physics.nist.gov/PhysRefData/Handbook/Tables/heliu… sci.esa.int/s/wRVmdjw ned.ipac.caltech.edu/level5/Sept17/Freese/Freese3.… ________________________________ LINKS TO COMMENTS    • Current does NOT take the Path of Lea...   ________________________________ IMAGE CREDITS Bullet Cluster: chandra.harvard.edu/photo/2006/1e0657/more.html Chandra Space Probe: images.nasa.gov/details-PIA18166 Coma Cluster: hubblesite.org/contents/media/videos/2018/44/1188-… Cosmic Microwave Background: sci.esa.int/s/WLGmGdw Dark Nebula: images.nasa.gov/details-GSFC_20171208_Archive_e000… Earth Map (Mollweide): www.nasa.gov/multimedia/imagegallery/image_feature… Galatic Rotation: www.eso.org/public/videos/eso1709b/ Galatic Collision: hubblesite.org/contents/media/videos/2012/20/700-V… Gravitational Lensing: esahubble.org/videos/heic1106a/ Scorpius X-1: images.nasa.gov/details-PIA18845 Twin Quasar: esahubble.org/images/potw1403a/ Type 1a Supernova: svs.gsfc.nasa.gov/13852 People: digital.archives.caltech.edu/islandora/object/imag… photos.aip.org/history-programs/niels-bohr-library… www.gb.nrao.edu/fgdocs/HI21cm/ephorn.html photos.aip.org/history-programs/niels-bohr-library… photos.aip.org/history-programs/niels-bohr-library… ________________________________ TIME CODES 00:00 Cold Open 00:35 Fritz Zwicky 01:44 HR Diagrams 02:51 Doppler Redshift 03:58 Virial Theorem 04:29 Zwicky was wrong 05:33 21 cm Hydrogen Line 06:40 X-Ray Astronomy 07:37 Vera Rubin 08:35 Rotation Curves 10:17 Gravitational Lensing 10:48 Bullet Cluster 12:15 Cosmic Micowave Background 13:50 Summary 14:46 Outro 15:08 Featured Comment