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Scientific American

Run, Lucy, Run! Human Ancestors Could Jog but Not Very Far or Fast

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Ancient Moon Melt Event May Explain 150-Million-Year Gap in Age Estimates

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Bird Flu Has Spread Out of Control after Mistakes by U.S. Government and Industry

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Tech Stereotypes Discourage Girls from Computing and Engineering as Early as Age 6

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What Gives Christmas Trees Their Crisp, Cozy Scent?

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The Winter Solstice Is Here. How Dark Days Affect the Human Body

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The Human Brainwaves Centennial Exposes a Darker Science History

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How Do We Name the Stars?

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Conservation Efforts Save Pandas, Wolves and Panthers from Extinction

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This Year’s Nobel Prizes Are a Warning about AI

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The UnitedHealthcare Tragedy Is Why Insurance Needs to Change Now

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Biden Pledges Huge Climate Emissions Cuts He Can’t Enforce. Here’s Why It Still Matters

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Trump’s Pick for NIH Director Could Harm Science and People's Health

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How Dartmouth’s Sexual Harassment Scandal Transformed the Lives of These Women in Science

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Most Expensive Dinosaur Fossil Ever Could Reveal Stegosaurus Secrets

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Earth Life Found inside Ryugu Asteroid Samples

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Mysterious Constant that Makes Mathematicians Despair

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Genetic Testing Is a Gift. But It Shouldn’t be a Present

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9 Space Images from NASA and Beyond That Stunned in 2024

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U.S. Has First Case of Severe Bird Flu, CDC Confirms in H5N1 Update

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Will the World's First Nuclear Fusion Power Plant Be Built in Virginia? Here's Why We're Skeptical

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78 Books Scientific American Recommends in 2024

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Should You Throw Out Your Black Plastic Spatula?

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8 Fascinating Things We Learned about Language in 2024

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Wildfires Are Threatening Astronomy, and the Worst Is Yet to Come

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Please Don’t Take Moral Advice from ChatGPT

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How to Manage Holiday Grief in Yourself and Others

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The Public Distrusts Scientists’ Morals, Not Their Science

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Can a New Generation of Conservationists Make the Field More Accessible?

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Baby Humpback Whales Burp and Bark to Beg Mom for Milk

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The Human Brain Operates at a Stunningly Slow Pace

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United Airlines Will Help Monitor U.S. Greenhouse Gas Emissions

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The Next Viral Pandemic Is Coming. Here’s How We Can Stop It

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Science Crossword: Out of Sight

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Readers Respond to the September 2024 Issue

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Math Puzzle: Move the Tower

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

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It’s Never Been a Better Time to Look Up

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If Planet Nine Exists, We’ll Find It Soon

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How the Vagus Nerve Could Influence Physical and Mental Health

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How Earth’s Biggest Mass Extinctions Stack Up

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Great Apes Joke Around, Suggesting Humor Is Older Than Humans

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Delicious Bacon Highlights Food That Enraptures Our Senses but Endangers Our Health

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Could Inducing Lucid Dreams Treat Insomnia and Nightmares?

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Contributors to Scientific American’s January 2025 Issue

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Book Review: This Relationship Shaped Rachel Carson’s Environmental Ethos

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Book Review: The Surprising Comeback of Our Least Appreciated Sense

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Book Review: In a Drowning New York City, Can All of Natural History Be Saved?

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Ape Jokes, Vagus Nerve Hopes and a Mystery Planet

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Why Do Some People Need Just Four to Six Hours of Sleep?

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