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Scientific American

Almost half of the objects in Earth’s orbit are junk—and that’s only the stuff we know about

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Can hantavirus spread through the air? What we do and don’t know

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Americans are increasingly open to using psychedelics for medical reasons

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59,000-year-old Neanderthal tooth may be oldest evidence of dentistry

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Radar picks up on bird migration. But how do we tell birds and storms apart?

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Are attention spans really shrinking? What the science says

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Baby ‘cosmic fossil’ galaxy brings JWST closer to glimpsing the universe’s first stars

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Tiny robot drones learn to navigate the world like honeybees

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WHO warns the world is falling short of and even reversing its health targets

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Why hantavirus takes so long to show symptoms and what that means for containment

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Quitting weight-loss drugs or a diet can cause weight regain—two strategies could help prevent that

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Each atom in the universe might be unique

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Do you need more protein? What science says about high-protein diets

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Hantavirus treatments are coming, but funding is holding them back

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Ivermectin prescriptions spiked after Mel Gibson touted it for cancer on Joe Rogan’s podcast

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Trump’s FDA Commissioner Marty Makary resigns

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Math reveals the one game of chance you should always accept

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See SpaceX Starship V3 megarocket on the launchpad as it gears up for its next test flight

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China’s Yangtze River has been ‘pirating’ water from the Yellow River for more than a million years, scientists reveal

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PCOS just got a new name—here’s what to know

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NASA’s Apollo moon missions relied on this computer scientist and differential equations

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Gemstones on Mars—why the Red Planet could be harboring rubies, opals, and more

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