Page Updated: Saturday, December 13, 2025 1:22 PM ET

Scientific American - Top Stories

Books - December 13, 2025 - The History of America Can Be Told through Christmas Trees

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Why Humanoid Robots Still Can't Survive in the Real World

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How Dark-Fleet Ships Use A Digital Trick to Disappear-And How to Find Them

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U.S. Sunscreens Aren't Great. The FDA Could Soon Change That

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Math Puzzle: Wrangle the Rectangles

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Cell Transplant Therapy Offers New Hope for Type 1 Diabetes

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Health Experts Slam Possible FDA 'Black Box' Warning for COVID Vaccines

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In a First, Photos Show Moths Sipping a Moose's Tears

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Timekeeping on Mars Is a Tall Order. Here's Why

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The Fossil-Fuel Industry Has a Plan to Drown Earth in Plastic

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Personalized mRNA Vaccines Will Revolutionize Cancer Treatment-If Funding Cuts Don't Doom Them

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Mars Sample That May Contain Evidence of Life Might Never Come Home

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Postpartum Depression Gets a Fast-Acting Fix

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Can Digital Ghosts Help Us Heal?

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Mathematicians Discover a New Kind of Shape That's All over Nature

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Mathematicians' Favorite Shapes Hold the Key to Big Mathematical Mysteries

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How Squishy Math Is Revealing Doughnuts in the Brain

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Babies Are Born with an Innate Number Sense

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Citizens' Assemblies Are Upgrading Democracy: Fair Algorithms Are Part of the Program

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Inside Mathematicians' Search for the Mysterious 'Einstein Tile'

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December 12, 2025 - Inside the Empire of AI: Karen Hao on Power, Ideology and Environmental Costs

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NASA's Perseverance Rover Faces New Uncertainty on Mars

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Puppy Power, Vaccines under Fire, Satellite Warning

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Is There New Hope for Treating Postpartum Depression?

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Scientific American Shares Its First-Ever Best Fiction and Nonfiction Books of the Year

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Health -- Death by Fermented Food

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Health -- Measles Outbreaks Accelerate as U.S. Inches Closer to a Disease Tipping Point

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Nuclear energy -- Chernobyl Nuclear Plant's Protective Shield Has Been Damaged for Months

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Mind & Brain -- U.S. Approves First Device to Treat Depression with Brain Stimulation at Home

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Vaccines -- COVID Vaccines Slashed Kids' ER Visits by 76 Percent, Study Finds

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