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Scientific American

NASA’s Artemis II launch rehearsal hits a snag

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A century of hair clippings show lead exposure rates have plummeted

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New chicken-sized dinosaur baffles paleontologists

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The sun just unleashed its most powerful solar flare in years

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Jupiter isn’t as huge as we thought it was

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Astronomers triumph over telescope-threatening energy project in Chile

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SpaceX plans to launch one million satellites to power orbital AI data center

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Is time a fundamental part of reality? A quiet revolution in physics suggests not

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Celebrate Groundhog Day with 6 bizarre groundhog facts

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Decoding DNA’s ‘dark matter’ with AI, keeping a man alive without lungs, and cracking a botanical mystery

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