Can We Describe The Whole Universe With A Single Number?

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Visit https://brilliant.org/scishow/ to get started learning STEM for free for a full 30 days and get 20% off their annual premium subscription. How many numbers do we need to describe reality? If you're a particle physicist, it currently hovers around 30, describing things like the mass of the electron or the strength of gravity. But some physicists think you can go even lower: to just three...or even more radically, ZERO. What are these numbers, and why are the rest so unimportant? Hosted by: Madelyn Leembruggen (she/her) ---------- Support us for $8/month on Patreon and keep SciShow going! https://www.patreon.com/scishow Or support us directly: https://complexly.com/support Join our SciShow email list to get the latest news and highlights: https://mailchi.mp/scishow/email ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Shaji John, Timos Gies, Jon Coffman, Anita, Anne Herrington, Ashley Moquin, yeyette, David Johnston, Cye Stoner, Jp Lynch, Bethany Matthews, Chris Curry, J.V. Rosenbalm, Blood Doctor Kelly, Toyas Dhake, Reed Spilmann, Garrett Galloway, Friso, Lyndsay Brown, Jeremy Mattern, Eric Jensen, Jaap Westera, Matt Curls, Joseph Ruf, Adam Brainard, Steve Gums, Kevin Knupp, Chris Mackey, Kevin Bealer, Piya Shedden, Jason A Saslow, Alex Hackman, Chris Peters ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: https://www.tiktok.com/@scishow Instagram: http://instagram.com/thescishow Facebook: http://www.facebook.com/scishow Bluesky: https://bsky.app/profile/scishow.bsky.social #SciShow #science #education #learning #complexly ---------- Sources: https://docs.google.com/document/d/e/2PACX-1vSak-usZPbcyEYIh8mlFlOWb2iyWMW-8MTdYhhAhZqy4pOwa-GEfjp5iGsCsCLVFh2K5i0lCbjunPp6/pub