What are gravitational waves? - Amber L. Stuver by TED-Ed
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Exploring other dimensions - Alex Rosenthal and George Zaidan by TED-Ed
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The physics of playing guitar - Oscar Fernando Perez by TED-Ed
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Introduction
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Backstory
/youtube/video/kF4ju6j6aLE?t=81

Dimensions
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Extra dimensions
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The Large Hadron Collider
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Schrödinger's cat: A thought experiment in quantum mechanics - Chad Orzel 7,237,564 views
/youtube/video/UjaAxUO6-Uw

Does time exist? - Andrew Zimmerman Jones 6,859,551 views
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