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This mechanism shrinks when pulled - our latest video, ad-free!
🕑 Added 2025-07-01 10:28:12 +0000 UTCHow an unlikely physics paradox controls these counterintuitive structures - Braess's Paradox.
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Veritasium
Paul Ducarme, the expert from the video has a site with the .stl files https://paulducarme.com/projects.html
Veritasium
Paul Ducarme, the expert from the video has a site with the .stl files https://paulducarme.com/projects.html
Lee Van Pelt
Is there some way to buy one of these devices?
Max Goldstein
So how can I 3D print one?
Edith Dubiner
That felt like the good ol' Veritasium videos. It was especially nice that it has all these variants that work on the same principle.
Ann
I'll volunteer to be the first person to take the longer route. I'd happily drive longer/farther if it means I don't have to sit in bumper-to-bumper traffic ;-D
Don Shuford
I was thinking the exact same thing!
Danielle Church
I want to play with one of these now!!!
dvdemon
Funny, how this popped up exactly after I just had finished watching this video on youtube...
