The Portal Paradox
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Another Portal Paradox
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Time Travel in Fiction Rundown
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Simulating the Evolution of Aggression
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Hexagons are the Bestagons
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You're Probably Wrong About Rainbows
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How to Tell Matter From Antimatter | CP Violation & The Ozma Problem
17:16
Game Theory: Can You Solve Portal's IMPOSSIBLE Puzzle? (Portal)
17:33