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Science

Nuclear clocks tick for the first time

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A new method could spot fentanyl variants no one has cataloged yet

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Killer robots are here – we must finally decide whether to accept them

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Carbon dioxide unlocks safer oxidation chemistry under room-temperature conditions

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Horse owners' personality and attachment style shape how they interact with and care for their horses

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Engineered bacterium turns potato starch into biodegradable plastic in 24 hours

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Dragonfly and damselfly migrations crisscross planet, with 100 species confirmed

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The Surprising Things You Find Digging Through Frozen Prehistoric Squirrel Poop

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Crossword: Power play

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Climate change is causing fish to move to cooler water—what if their escape route is blocked?

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AI tracks missing hydrogen atoms in crystals with 97% success rate

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A cornerstone of Milky Way history may need rewriting with evidence of multiple ancient mergers

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New findings complete first evolutionary history of all living millipede orders, dating back 460 million years

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Photo: Hubble and Webb offer new view of Black Eye Galaxy

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Here’s what would happen if you tried to break a photon in half

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SpaceX launches Falcon 9 rocket minutes ahead of IPO

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Hubble captures galaxy swarm with lensed arcs from early universe

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Meltwater is causing Antarctic glaciers to flow faster toward the ocean

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SpaceX lifts off in record Wall Street debut

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The 24 alien books Scientific American recommends

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Would you buy milk from a gene‑edited cow? Consumers may be more open than you think

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Why birds ignore Newton: New theory could sharpen models of flocks, crowds and cells

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Venus flytrap's snap may come from rapid cell wall softening, not water flow

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Where Did Earth Get Its Oceans? Maybe It Made Them Itself.

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Aliens might exist, but there are three reasons why they're not visiting us

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Why chickens come in so many colors, and what one gene reveals about evolution

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What Makes Sloths So Slow?

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Alaska’s glaciers have a startling response to rising temperatures

DNA tracking links raccoons to riverborne bacteria with possible human spillover

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What Amazonian photographs reveal when we look again, and together

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SpaceX’s historic IPO ignites the new space race

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Swapping steak for salmon could boost health and reduce emissions

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Slime molds make decisions using internal fluid flows

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These tiny holes could change how the world cleans water

Can fasting fight gum disease? Scientists find surprising link

Can ancient bacteria help solve one of agriculture's biggest challenges?

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Ancient DNA study of post-Roman Europeans reveals emergence of complex new society

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Steven Spielberg’s Disclosure Day gets one major thing wrong about the search for aliens

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No, mastic gum won’t reshape your jaw

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Scientists discover a surprising cancer link to Alzheimer’s disease

Antarctic surface melt could jump tenfold this century as warming spreads south

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Stanford scientists regrow lost cartilage and reverse arthritis in major breakthrough

Can the cataclysmic explosions of dying stars help unlock grand mysteries of the universe?

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Quantum computer quickly mines cryptocurrency while using less energy

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'Puffy' super-Neptune emerges 383 light-years away with a density of just 0.4 g/cm³

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Tracking the Antarctic ice most at risk of breakup and melting

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Why Robots Still Can’t Do Science

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Giant underground neutrino detector brings scientists closer to cracking the neutrino puzzle

Study offers guidance to schools looking to create outdoor education programs

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Growing energy efficiency divide making renters sweat

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