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Physics Educational Videos


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Duration Views/day EduTube-Indexsort icon
See video What if the Earth were Hollow?

What is the deepest we have ever dug into the earth? What if we went straight through?

3:59 19460 5.93
See video Why is it Dark at Night?

Why is space dark? If we lived in an infinite, unchanging universe, the entire sky would be as bright as the sun.

3:53 16919 5.96
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