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23:29
How Imaginary Numbers Were Invented
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17:34
How Gravity Actually Works
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16:06
The Greatest Mathematician Who Ever Lived
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19:05
Why No One Has Measured The Speed Of Light
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7:11
Why Pi is Awesome (Vi Hart Rebuttal)
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23:24
Subscriber sent me his game. I quit.
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22:09
The Simplest Math Problem No One Can Solve - Collatz Conjecture
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20:44