Why people are trekking out to marshes and ponds to listen for frogs
A new robot is helping judges score gymnastics.
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What one of the world’s most breathtaking landscapes reveals about our planet
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Can magnets keep sharks away from fish traps?
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Learn about the coronavirus, a new virus that has made thousands of people sick.
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Constructing Explanations: Analyze a photo of an intriguing natural phenomenon.
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