Atmosphere
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Video: Why Does the Wind Blow?
Learn why the wind blows in this video!
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How did Earth's atmosphere form?
Earth is on its third atmosphere! We wouldn't have liked the first two at all!
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What Causes a Rainbow?
Learn how to be in the right place at the right time.
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What's the Difference Between Fog and Clouds?
Aren't they the same thing?
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Keeping an Eye on Volcanic Ash
To an aircraft, a volcanic ash cloud is like a sky full of broken glass.
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Rainbow Simulator
See how angles and distances affect your view of rainbows.
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Rainbow Clouds
Cloud iridescence looks amazing
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Types of Clouds
Learn about common cloud types and what they can tell us about the weather!
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How Is Air Quality Measured?
Satellites orbiting above Earth monitor what’s in our air.
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Why Is the Sky Blue?
This may sound like an easy question... it's not!
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What Is the Jet Stream?
Learn about these fast-moving ribbons of air that are high in our atmosphere.
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What Are High and Low Pressure Systems?
Is air super heavy?
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What Is an Atmospheric River?
Learn more about these moving columns of water vapor in the sky!
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How's the weather on other planets?
If you think Earth can have bad weather, check out these places!
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Why Does Wind Blow?
It's all about temperature.
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What Is Humidity?
Humidity is a measure of water vapor in the air.
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Contrail Simulation
Explore what causes contrails in this simulation!
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Video: What Is the Jet Stream?
Watch this video to learn about jet streams.
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Video: What Are the Different Types of Clouds?
Learn about what clouds can tell us about weather!
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Trade Winds
Learn about how these winds that are important for sailors also influence our weather.
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Why Does the Atmosphere Not Drift off Into Space?
After all, it is only air. What keeps it here?