Weather Events
Get answers to your questions about the causes and effects of extreme weather events.
Get answers to your questions about the causes and effects of extreme weather events. Less
How many earthquakes occur each year?
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According to the United States Geological Survey, more than 3 million earthquakes happen each year....
Planet Green
Site Director, Curiosity.com
What causes an earthquake?
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An earthquake occurs when a vibration moves through the Earth's crust, causing the ground to shake...
Planet Green
Site Director, Curiosity.com
Why does the United States have more tornadoes than any other country?
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Tornadoes are completely natural -- humans have witnessed them on every continent except for...
Discovery Channel
Site Director, Curiosity.com
How does the evaporation and precipitation cycle work?
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Water is an abundant resource that exists on Earth in three forms. Water takes the form of a liquid...
Discovery Channel
Site Director, Curiosity.com
How do rainbows form?
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Light is made up of a spectrum of colors, each with a different wavelength. When sunlight passes...
Discovery Channel
Site Director, Curiosity.com
Are floods always bad?
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It's common for us to view floods as random natural disasters that do nothing but inflict harm....
Discovery Channel
Site Director, Curiosity.com
Why do I sometimes see two rainbows on top of each other?
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There's something exciting about seeing a rainbow. And when you actually see two at once -- one on...
Discovery Channel
Site Director, Curiosity.com
