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Scientific American

Sahara Dust Clouds Are Heading to Florida and Beyond

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What Causes Glaciers to Collapse like the Event That Buried a Swiss Village?

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Lawmakers Form First Extreme Heat Caucus, Citing ‘Deadly Risk’

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Elon Musk’s SpaceX City Starbase Faces Opposition from Its Texas Neighbors

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With a Busy 2025 Hurricane Season Forecast, Staffing Cuts and Warm Oceans Worry Experts

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How Doppler Radar Lets Meteorologists Predict Weather and Save Lives

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Why Do We Launch Space Telescopes?

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What the First Results from the Global Flourishing Study Tell Us about Age, Employment and Partnership

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Oil Industry Asks Trump Administration to Kill Heat Safety Rule

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Did Inhaling Xenon Gas Really Help Mount Everest Climbers Reach the Summit in Record Time?

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NASA’s Goddard Institute for Space Studies Faces Eviction under Trump Plan

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Astronomers Discover Mysterious Object Bursting with X-Rays

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SpaceX's Ninth Starship Test Flight Delivers Mixed Results

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How YouTube Star Derek Muller of Veritasium Is Challenging Scientific Misconceptions and Exposing PFAS Contamination

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Elon Musk’s AI Chatbot Grok Is Reciting Climate Denial Talking Points

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Next-Generation Very Large Array Will Spot Baby Solar Systems—If It’s Funded

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Diagnosing Male Infertility with Adhesion Test That Captures Sperm Motility

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The Last of Us Science Adviser Says COVID Changed How We View Zombie Stories

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One Big Beautiful Bill Act Called a Clean Energy ‘Nightmare Scenario’

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Ministrokes Can Be Just as Dangerous for the Brain as Regular Strokes

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The Applause for Jaws despite Flaws

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How to Help Kids Navigate Our Dangerous World—With Science

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New Infrared Contacts Let You See in the Dark

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Hurricane Season Is Soon—NOAA Says It’s Ready, but Weather Experts Are Worried

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COVID Vaccines Face Potential New Limits from Trump Administration

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The Creepy Calculus of Measuring Death Risk

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Hypervelocity Stars Hint at a Nearby Supermassive Black Hole

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DolphinGemma Could Enable AI Communication with Dolphins

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Why Trump’s ‘Golden Dome’ Won’t Shield the U.S. from Nuclear Strikes

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A Public Health Researcher and Her Engineer Husband Found How Diseases Can Spread through Air Decades before the COVID Pandemic

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Trump Leaves Disaster-Struck States Waiting Weeks for Sign-Off on FEMA Aid

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How Much Ultraprocessed Food Do You Eat? Blood and Urine Record It

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Bird Flu Vaccine for Cows Passes Early Test

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Saturn Has 274 Known Moons—Thanks in Large Part to This Astronomer

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Vitamin D May Slow Cells’ Aging by Protecting DNA

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Single-Atom Quantum Computer Achieves Breakthrough Molecular Simulations

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Sleep Aids Can Be Uneven and Expensive, Leaving Anxious Patients Lacking

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New Class of Drugs Blocks Wakefulness Chemical and Offers Relief from Insomnia

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Getting Enough Sleep Is Critical for Weight Loss and Maintenance

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Medicaid Cuts Will Make Older People Sicker

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What If Mitochondria Aren’t Only the Powerhouse of the Cell?

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Apple Settles Claim for Siri Eavesdropping

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NOAA Has ‘Ground to a Halt’ as Lutnick Has Left Contracts Unsigned

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Why the 2025 Tornado Season Has Been So Destructive

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Larger, More Dangerous Hail Is Becoming More Common—Here’s Why

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The Universe’s First Light Could Reveal Secrets of the Cosmic Dawn

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The End of the Universe Could Begin with a Quantum Bubble

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Science Crossword: Light Touch

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Readers Respond to the February 2025 Issue

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Poem: ‘An Electrolysis of Brine’

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