The 4 Greatest Mysteries of Physics

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Name	The 4 Greatest Mysteries of Physics
Video Uploader	Video From SciShow
Upload Date	This Video Uploaded At 06-11-2021 17:00:13
Video Discription	There are still some great mysteries of our universe that physicists can't explain. How is that possible? Join us as we break down the 4 greatest mysteries of physics in this episode of SciShow hosted by Michael Aranda! SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ---------- 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: Alisa Sherbow, Silas Emrys, Chris Peters, Adam Brainard, Dr. Melvin Sanicas, Melida Williams, Jeremy Mysliwiec, charles george, Tom Mosner, Christopher R Boucher, Alex Hackman, Piya Shedden, GrowingViolet, Nazara, Matt Curls, Ash, Eric Jensen, Jason A Saslow, Kevin Bealer, Sam Lutfi, James Knight, Christoph Schwanke, Bryan Cloer, Jeffrey Mckishen ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: http://www.scishowtangents.org Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow ---------- https://www.space.com/25075-cosmic-inflation-universe-expansion-big-bang-infographic.html Why we need inflation: https://www.space.com/42202-why-we-need-cosmic-inflation.html https://www.space.com/42261-how-did-inflation-happen-anyway.html Inflation review: https://arxiv.org/pdf/hep-ph/0304257.pdf Evidence for inflation https://www.forbes.com/sites/startswithabang/2019/05/11/ask-ethan-how-well-has-cosmic-inflation-been-verified/?sh=7ad0a2891d07 GW detection: https://iopscience.iop.org/article/10.1088/1475-7516/2021/01/012 Penrose cyclic cosmology: https://aip.scitation.org/doi/abs/10.1063/1.4727997?journalCode=apc https://physicsworld.com/a/new-evidence-for-cyclic-universe-claimed-by-roger-penrose-and-colleagues/ Fine-tuning: Fundamental constants: https://www.forbes.com/sites/ethansiegel/2015/08/22/it-takes-26-fundamental-constants-to-give-us-our-universe-but-they-still-dont-give-everything/#4118be154b86 Fine-tuning 1: https://www.symmetrymagazine.org/article/fine-tuning-versus-naturalness Fine-tuning 2: https://www.pbs.org/wgbh/nova/article/scientific-approaches-to-the-fine-tuning-problem/ Fine-tuning 3: https://www.forbes.com/sites/startswithabang/2019/04/05/fine-tuning-really-is-a-problem-in-physics/ Fine-tuning 4: https://plato.stanford.edu/entries/fine-tuning/ Fine-tuning 5: https://books.google.co.uk/books/about/Just_Six_Numbers.html?id=4XPhAgAAQBAJ&printsec=frontcover&source=kp_read_button&hl=en&redir_esc=y#v=onepage&q&f=false Fine-tuning 6: https://www.cambridge.org/core/journals/publications-of-the-astronomical-society-of-australia/article/finetuning-of-the-universe-for-intelligent-life/222321D5D4B5A4D68A3A97BBE46AEE45 Anthropic principle: https://www.britannica.com/science/anthropic-principle Theory of everything: https://www.quora.com/What-are-the-Grand-Unified-Theory-and-the-Theory-of-Everything-and-what-is-the-difference-between-them GUT: http://nautil.us/issue/46/balance/a-brief-history-of-the-grand-unified-theory-of-physics Theory of everything 1: https://www.forbes.com/sites/startswithabang/2017/07/08/ask-ethan-how-close-are-we-to-a-theory-of-everything/ ToE 2: https://www.space.com/theory-of-everything-definition.html Alternatives to string theory: https://www.forbes.com/sites/startswithabang/2015/12/17/what-are-quantum-gravitys-alternatives-to-string-theory/#40cade6f7b1b LQG: https://arxiv.org/abs/0711.0146 Unification: https://www.pdcnet.org/jphil/content/jphil_1996_0093_0003_0129_0144 Quantum gravity: https://arxiv.org/abs/gr-qc/0108040 Causal Set Theory: https://arxiv.org/abs/1903.11544 What is String Theory?: https://math.berkeley.edu/~kwray/papers/string_theory.pdf Image Sources: https://www.istockphoto.com/photo/star-field-at-night-gm501655522-81460875 https://www.istockphoto.com/photo/large-scale-structure-of-multiple-galaxies-in-deep-universe-3d-illustration-gm516145588-88855813 https://commons.wikimedia.org/wiki/File:COSMOS_3D_dark_matter_map.png https://commons.wikimedia.org/wiki/File:Fermilab.jpg https://en.wikipedia.org/wiki/File:Calabi_yau.jpg https://commons.wikimedia.org/wiki/File:Spacetime_lattice_analogy.svg https://commons.wikimedia.org/wiki/File:Storage_ring.jpg https://svs.gsfc.nasa.gov/10137 https://en.wikipedia.org/wiki/File:CMS_Higgs-event.jpg https://en.wikipedia.org/wiki/File:Planck_satellite_cmb.jpg https://imagine.gsfc.nasa.gov/educators/programs/cosmictimes/universe_mashup/archive/pages/expanding_universe.html https://www.istockphoto.com/ https://www.storyblocks.com/ #SciShow
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Tags	science \| learn \| space \| mystery \| unsolved \| theory \| everything \| universe \| dimension \| big bang \| gravity \| why \| The 4 Greatest Mysteries of Physics \| Hank Green \| Michael Aranda \| mysteries of physics \| science unsolved \| learn science \| outer space \| scishow space \| learn about space \| learn outer space \| space mysteries \| science of space \| other planets \| other dimesions \| parallel universe \| other dimensions \| parallel dimension \| black holes

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