Uploaded May 2026 | Updated September 2026, 2 weeks ago
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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)
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Sources:
docs.google.com/document/d/e/2PACX-1vSak-usZPbcyEYIh8mlFlOWb2iyWMW-8MTdYhhAhZqy4pOwa-GEfjp5iGsCsCLVFh2K5i0lCbjunPp6/pub
Visit 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!
patreon.com/scishow
Or support us directly: 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: scishow-tangents.simplecast.com
TikTok: tiktok.com/@scishow
Instagram: instagram.com/thescishow
Facebook: facebook.com/scishow
Bluesky: https://bsky.app/profile/scishow.bsky.social
#SciShow #science #education #learning #complexly
----------
Sources:
docs.google.com/document/d/e/2PACX-1vSak-usZPbcyEYIh8mlFlOWb2iyWMW-8MTdYhhAhZqy4pOwa-GEfjp5iGsCsCLVFh2K5i0lCbjunPp6/pub
