video thumbnail 17:33
Why Gravity is NOT a Force

2020-10-09

[public] 6.29M views, 422K likes, 7.67K dislikes audio only

channel thumbVeritasium
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The General Theory of Relativity tells us gravity is not a force, gravitational fields don't exist. Objects tend to move on straight paths through curved spacetime. Thanks to Caséta by Lutron for sponsoring this video. Find out more at: https://www.lutron.com/veritasium

Huge thanks to Prof. Geraint Lewis for hours of consulting on this video so I could get these ideas straight in my own brain. Check out his YouTube channel: https://ve42.co/gfl or his books: https://ve42.co/GFLbooks

Amazing VFX, compositing, and editing by Jonny Hyman

2D animations by Ivy Tello

Filmed by Steven Warren and Raquel Nuno

Special thanks to Petr Lebedev for reviews and script consultation

Music by Jonny Hyman and from Epidemic Sound https://epidemicsound.com

Rocket made by Goodnight and Co.

Screen images in rocket by Geoff Barrett

Slow motion rocket exhaust footage from Joe Barnard at BPS.Space

https://www.youtube.com/channel/UCILl8ozWuxnFYXIe2svjHhg


Intro
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Inertial Observer
/youtube/video/XRr1kaXKBsU?t=48
geodesics
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spacetime
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acceleration
/youtube/video/XRr1kaXKBsU?t=415
acceleration in general relativity
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classical mystery
/youtube/video/XRr1kaXKBsU?t=669
Einsteins theory
/youtube/video/XRr1kaXKBsU?t=763
Experimental test
/youtube/video/XRr1kaXKBsU?t=902
Sponsor
/youtube/video/XRr1kaXKBsU?t=977