Black HolesSeptember 10, 2025
New Black Hole Measurements Show More Ways Stephen Hawking and Albert Einstein Were Right
Spacetime ripples from a black hole collision across the cosmos have confirmed weird aspects of black hole physics
Scientific American
MarsSeptember 10, 2025
This Rock May Hold Proof of Life on Mars
Space ExplorationSeptember 10, 2025
Your Name Could Orbit the Moon with NASA’s Artemis II
AutismSeptember 10, 2025
Autism Has No Single Cause. Here’s How We Know
GamesSeptember 10, 2025
Spellements: Wednesday, September 10, 2025
Special Offer: $1 for 60 Days
WeatherSeptember 10, 2025
At the Peak of Hurricane Season, the Atlantic Is Quiet. Here’s Why
AllergiesSeptember 10, 2025
Alpha-Gal Syndrome Explained: The Tick-Borne Allergy Affecting Diets Worldwide
ExoplanetsSeptember 9, 2025
Hints of Atmosphere on Earth-Sized Exoplanet Raise Hopes for Life
Public HealthSeptember 9, 2025
A ‘Make America Healthy Again’ Report Goes Easy on the Food Industry
Celebrating 180 Years of Scientific American
The UniverseAugust 15, 2025
One Year after Scientific American’s First Issue, the Solar System Grew by a Planet
HealthAugust 25, 2025
Scientific American Celebrates 180 Years with Stories of Scientific U-turns
OpinionAugust 1, 2025
U.S. Science and Scientific American Have Weathered Attacks Before and Won
Quantum PhysicsAugust 29, 2025
Quantum Physics Is Bizarre. So Why Have We Loved It for 100 Years?
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Public Health
Can Peanut Allergies Be Cured?
History of Science
What Happens When an Entire Generation of Scientists Changes Its Mind
Games
Spellements
Create as many words as you can!
Math Puzzles
Stretch your math muscles with these puzzles.
All Games
Science inspired games, puzzles and quizzes
Special Edition
Neuroscience
The Brain Science of Elusive ‘Aha! Moments’
Artificial Intelligence
Building Intelligent Machines Helps Us Learn How Our Brain Works
Neuroscience
Lifting the Veil on Near-Death Experiences
Neuroscience
How the Brain ‘Constructs’ the Outside World
Podcasts
MarsSeptember 8, 2025
Marsquakes, Vaccine Politics and Mammoth Microbiomes
Public HealthSeptember 5, 2025
Experts Warn of Growing Threats amid CDC Resignations
WeatherSeptember 3, 2025
How to Read Hurricane Maps and Avoid Common Mistakes
Natural DisastersAugust 29, 2025
The Storm That Drowned a City—And the Science That Saw It Coming
Popular Stories
WeatherSeptember 10, 2025
At the Peak of Hurricane Season, the Atlantic Is Quiet. Here’s Why
Hurricane activity in the Atlantic basin is historically at its peak on September 10—but not this year
AutismSeptember 10, 2025
Autism Has No Single Cause. Here’s How We Know
Scientists will not find a simple answer to how autism arises, despite Robert F. Kennedy, Jr.’s promise to announce its causes sometime this month. Here’s what makes the condition so staggeringly complex
Public HealthSeptember 9, 2025
A ‘Make America Healthy Again’ Report Goes Easy on the Food Industry
A childhood health report led by RFK, Jr., links poor diet, chemicals, inactivity and “overmedicalization” to worsening U.S. pediatric health
Black HolesSeptember 10, 2025
New Black Hole Measurements Show More Ways Stephen Hawking and Albert Einstein Were Right
Spacetime ripples from a black hole collision across the cosmos have confirmed weird aspects of black hole physics
NeuroscienceSeptember 5, 2025
How the Brain Tells Imagination from Reality
Seeing and imagining use similar brain machinery. New research reveals the brain circuit that identifies what is real, which may help scientists understand conditions such as schizophrenia
ExoplanetsSeptember 9, 2025
Hints of Atmosphere on Earth-Sized Exoplanet Raise Hopes for Life
A monumental sign of an atmosphere on TRAPPIST-1e could be the precursor to finally finding a living world around another star