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It's Okay to Be Smart
%$?# Allergies!
Season 3
Episode 23
Springtime means the arrival of green grass, bright flowers, and buzzing bees. But for many of us, it’s also about sneezing, watery red eyes, and a runny nose, thanks to allergies. In this week’s video, you’ll learn why we get allergies, how our immune system turns against us to attack pollen and pets, and why allergies seem to be on the rise in developed nations.
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This is a video about nothing. Hope you learn something!

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The biggest thing that has ever lived on Earth… is a tree? Hard to believe, but it’s true!

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We travel to Great Sand Dunes National Park to climb the largest sand dunes in America.

16:20
Another Covid Video.

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Learn how different animals get their stripes.

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There are parts of you that are living and dying at the same time. We find out how much.

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We explore the evolutionary enigma of sex and its existence.

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This episode is about the science and evolutionary history of...butts.

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How do the neurons in our brain work? Find out here!

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Here's the science behind why humans are warm-blooded.

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This could have devastating effects on our future.

11:57
We dug a classic doc that tells the story of the transcontinental burrito hypertunnel.