How 4 Perfect Space Balls Proved Einstein Right

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For 15% off your first unique gift, visit https://www.uncommongoods.com/SCISHOW. In 1922, Albert Einstein claimed that two effects of general relativity were so tiny, humanity would never be able to prove they really happen. Fast forward several decades, and two scientists proposed a way to measure those effects in outer space, with technology that didn't exist yet. Fast forward several more decades, and we finally created that technology...the most important pieces of which were four perfectly smooth balls. Hosted by: Johnny Dickson (he/him) ---------- 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: ., Adam Brainard, Alex Hackman, Bethany Matthews, Blood Doctor Kelly, Cye Stoner, Anita, Anne Herrington, Friso, Jeremy Mattern, Garrett Galloway, Chris Curry, Chris Mackey, Chris Peters, David Johnston, Eric Jensen, J.V. Rosenbalm, Jaap Westera, Jacob Puthoff, Jason A Saslow, Jon Coffman, Joseph Ruf, Jp Lynch, Kevin Bealer, Kevin Knupp, Lyndsay Brown, Matt Curls, Piya Shedden, Shaji John, Steve Gums, Timos Gies, Toyas Dhake, yeyette ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: http

Published 2026-11-11 · Watch on YouTube ↗
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