ClassX Video Lessons Youtube Channel Be Smart

Category: Be Smart

Who Invented the Metric System (and Why It Isn’t As Perfect as You Think)

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The Cosmic Afterglow

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Why You See Faces in Things

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Glass is Solid… So Why Is It Clear?

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Why Hurricanes Are Earth’s Most Powerful Storms

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Amazing Facts About Whales!

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A Brief History Of (Keeping) Time

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Fact vs. Theory vs. Hypothesis vs. Law… EXPLAINED!

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Why Are We The Only Humans Left?

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Why Does Everyone Hate Pigeons?

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