I made a satellite ion thruster [video](youtube.com)54 points by surprisetalk 1 year ago | 9 comments
1981 Sony Trinitron KV-3000R: The Most Luxurious Trinitron [video](youtube.com)85 points by ksec 1 year ago | 68 comments
Time is an illusion, and these physicists say they know how it works [video](youtube.com)99 points by lisper 2 years ago | 65 comments
Paul A. M. Dirac, Interview by Friedrich Hund (1982) [video](youtube.com)106 points by mdp2021 1 year ago | 24 comments
Who Watches the Waymos? I do [video](youtube.com)285 points by notgloating 10 months ago | 105 comments
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