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Scientific American

What makes ice slippery? Scientists may have finally figured it out

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NASA says a litany of failures led to 2024 Boeing Starliner astronaut stranding

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Microsoft scientists invent tiny glass ‘books’ that could store data for millennia

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Baby chicks pass the ‘bouba-kiki’ test, challenging a theory of language evolution

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The Kuiper Belt is packed with weird peanut-shaped objects. Astronomers think they know why

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Newly discovered horned dinosaur was like a unicorn from hell

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Cats’ cancer genes show striking similarity to humans’

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China is reportedly testing a new airborne wind turbine

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Are you constipated? It could be because of these two bacteria

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Alzheimer’s blood tests predict the average age at which the disease may strike, study finds

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Lake Tahoe avalanche explained by warm weather

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Elusive sleeper shark seen off Antarctica in a first

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Doting male mouse dads share a genetic signature, new study finds

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The urban geothermal boom reshaping how cities heat and cool

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EPA faces lawsuits over climate endangerment finding withdrawal

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FDA agrees to review Moderna mRNA flu vaccine in dramatic reversal

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Why the FDA is cracking down on compound GLP-1 drugs for weight loss

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AI and human intelligence are drastically different—here’s how

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What Is VO₂ max? Why it matters for Winter Olympians and regular people

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Scientists may have just solved one of the strangest mysteries of Greenland’s ice sheet

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AI tools that ease caregiver burnout

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This fossilized vomit is older than the dinosaurs

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How does type 1 diabetes actually work?

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Key NIH research institute told to remove references to 'pandemic preparedness'

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How climate change made deadly floods in Spain even worse

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NASA sets a date for redo of key Artemis II test

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First solar eclipse of 2026 blazes a ‘ring of fire’ above Antarctica

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Why privatizing public land won’t solve the housing crisis

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What are JWST’s Little Red Dots? Astronomers may finally have an answer

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This mathematician proved the random walk theorem to clear his name as a lurker

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The ghost in the machine

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Strange special relativity effect observed for the first time

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Science crossword: What’s inside?

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Readers respond to the November 2025 issue

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Polyamory isn’t all about sex

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Poem: ‘Boulders at Hickory Run’

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Photographer finds thousands of Triassic dinosaur prints on sheer mountain cliffs

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Moving to a walkable city can add 1,100 steps to your day

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Math puzzle: The sum of all circles

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March 2026: Science history from 50, 100 and 150 years ago

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How one chemist is using AI and robots to automate lab experiments

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How artist Stephanie Dinkins is trying to fix AI bias

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How Stanford doctors use AI scribes to cut paperwork and focus on patients

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How AI helps this civil rights lawyer beat the Feds

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How AI copilots became everyday infrastructure

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Deepfakes are getting faster than fact-checks, says digital forensics expert Hany Farid

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Dealing with stress-caused sickness in family caregivers

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AI Is entering health care, and nurses are being asked to trust it

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A veteran teacher explains how to use AI in the classroom the right way

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The mathematical mystery inside the legendary ’90s shooter Quake 3

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