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Scientific American RSS Feed

When Wildfire Smoke Arrived from Canada, Federal Safety Experts Were Gone

When Baboon Dads Stick Around, Their Daughters Live Longer

Mysterious Link between Earth’s Magnetism and Oxygen Baffles Scientists

Why Can Beef Be Cooked Rare but Chicken Can’t?

Why Working Out Is Good for Your Gut Microbiome

Flesh-Eating ‘Screwworm’ Parasites Are Headed to the U.S.

Scientists Find Universe’s Missing Matter in Intergalactic ‘Cosmic Fog’

Wind and Solar Energy Are Cheaper Than Electricity from Fossil-Fuel Plants

Google AI Grant to iNaturalist Prompts Community Outcry

Why the Climate Warming Goal of 1.5 Degrees C Isn’t a Lost Cause—Even If We Overshoot It

Why Testosterone Therapy Could Harm Some Men, though It Could Help Others

Why Some Black Holes Keep ‘Burping’ Light after Eating a Star

The Fast Fashion Backlash Is Fueling a Sustainability Revolution

Seeking Sustainable Fashion and Cracking a Greenland Mystery

Science Crossword: Throwing Shades

Readers Respond to the March 2025 Issue

Poem: ‘Prayer to Fireflies’

Math Puzzle: Fill the Polygon

July/August 2025: Science History from 50, 100 and 150 Years Ago

Is It Possible to Treat Psychopathy Before It Starts?

Hotter Nights after Scorching Days Threaten Heart Health and Mental Well-Being

Greenland’s Ice Sheet Collapse Could Be Closer Than We Think

Denmark Let Amateurs Dig for Treasure—And It Paid Off

Contributors to Scientific American’s July/August 2025 Issue

American Education Demands a Fact-Based Curriculum, Not Religious Ideology

A Beginner’s Guide to Ethical and Sustainable Fashion

What Is Your Cat Trying to Say? These AI Tools Aim to Decipher Meows

How Drone Swarms Work—From Iran’s Shahed Attack to Ukraine’s Operation Spiderweb

What I Wish Parents Knew about Social Media

Extreme Heat Is the Biggest Threat to Insurers and Businesses

Who Is on RFK, Jr.’s New Vaccine Panel—And What Will They Do?

Your Brain Is Glowing, and Scientists Can’t Figure Out Why

Truly Intelligent AI Could Play by the Rules, No Matter How Strange

Mathematicians Hunting Prime Numbers Discover Infinite New Pattern for Finding Them

See Vera C. Rubin Observatory’s First Images Live with These Watch Parties

RFK, Jr., Fires CDC Vaccine Panel Experts, Ocean Acidification Hits Dangerous Levels, and Pangolins Face Hunting Threat

Could Iran Have Been Close to Making a Nuclear Weapon? Uranium Enrichment Explained

Five Climate Issues to Watch When Trump Goes to Canada

Air-Conditioning Can Help the Power Grid instead of Overloading It

How a Tiny Brain Region Guides Generosity

Quantum Computers Simulate Particle 'String Breaking' in a Physics Breakthrough

Tectonic Plates Can ‘Infect’ One Another with Earth-Shaking Subduction Zones

Mapping Nearby Stars Could Solve a Deep Cosmic Mystery

Invasive Asian Needle Ant’s Sting Is Painful, Can Cause Anaphylaxis

Djungarian Hamsters Are Unusually Involved Fathers

Trump EPA Announces Climate Regulation Rollback but Faces Legal Hurdles

Brain Implant Lets Man with ALS Speak and Sing with His ‘Real Voice’

Blockbuster New Vera C. Rubin Observatory Will Change Astronomy Forever

Injured Skin Cells Fire like Neurons to ‘Scream’ for Help