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Scientific American

Can Earth’s Rotation Be a Power Source? Physicists Debate Bold New Idea

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Movie Math Reveals the Formula for a Hollywood Blockbuster

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How Tariffs Work—And What Economic Studies Show about Their Real Impact

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What’s the Definition of a ‘Moon’?

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How Real Is Severance? The Show’s Neurosurgery Consultant Breaks Down Its Science

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Kanzi the Bonobo, Who Learned Language and Made Stone Tools, Dies at Age 44

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RFK, Jr., Wants to Make Baby Formula Safer, but Trump Budget Cuts Imperil That Effort

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When Will We Reach 1.5 C of Warming? And How Will Climate Scientists Know?

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Measles Spreads Fast Where Vaccination Rates Drop—These Charts Show How

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Evangelina Rodríguez Traveled to Paris to Revolutionize Health Care in the Dominican Republic

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The Psychology of Shopping Addiction

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Trump Wants to go to Mars. That’s Not Happening

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Mouse-to-Mouse Resuscitation: Rodents Try to Revive Unconscious Buddies

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RFK, Jr. Wants to Let Bird Flu Spread on Poultry Farms. Why Experts Are Concerned

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Frozen Cosmic Sound Bubbles Suggest Dark Energy Is Shockingly Changeable

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How to Spot ADHD Misinformation on TikTok

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Trump's EPA Plans to Gut Research. What that Means for Clean Air and Water Rules

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Blue Ghost Lander Successfully Completes Historic Lunar Mission

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What Severance Life Would Really Be Like, according to a Psychologist

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Trump’s Tariff Excuse Misses the Reality of Why Illicit Drugs Are in the U.S.

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‘Space Advertising’ Draws Astronomers’ Opposition

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‘Woolly Devil’ Sunflower Shows the Beauty of Strange Botany

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What You Should Know before Your First Colonoscopy

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After 286 Days in Space, NASA Astronauts Return to Earth with a Splash

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Best-Yet ‘Baby Pictures’ of the Universe Unveiled

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RFK, Jr. Silent as EPA Weakens Mercury Pollution Rules

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See How Drought Whiplash Led to California Wildfires

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Readers Respond to the December 2024 Issue

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Poem: ‘Deep Time’

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Newfound Exoplanets around Barnard’s Star Resolve Long-Standing Astronomical Quest

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New Drugs, and Diets, Soothe Inflammatory Bowel Disease

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Contributors to Scientific American’s April 2025 Issue

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April 2025: Science History from 50, 100 and 150 Years Ago

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AI Needs to Be More Energy-Efficient

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A Neurodivergent Journey, Armored Dinosaurs and the Dark Sector

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‘Dark Matter’ May Be a Whole Shadow World of Mysterious Atoms and Forces

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Smarter Flood Protection Is Inspired by Nature

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Science Crossword: Blacked Out

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Math Puzzle: Finish the Cycle

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Is ChatGPT a Drug? Metaphors Show What Students Think of AI

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How I Diagnosed My Rare Neurological Condition after Decades of Hiding It

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Dinosaur Armor and Weaponry Was Even More Impressive Than Researchers Thought

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A New Picture of Schizophrenia Emerges, and So Do New Ways to Treat It

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mRNA Vaccine Technology Appears Targeted under Trump and RFK, Jr.

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Medicaid Cuts Kick Down on People Caught in the Opioid Epidemic

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Fiji Iguanas Crossed the Ocean from the Americas Millions of Years Ago

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Scientists Create ‘Pockets’ of Music from Inaudible Ultrasound Waves

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Should Kids Do Chores?

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World's First Carbon Capture Plant Powered Directly by Wind Planned

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New Form of Parkinson’s Treatment Uses Real-Time Deep-Brain Stimulation

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