Biology
What the CRISPR Patent Dispute is All About
A hearing at the United States Patent and Trademark Office shows that the law is just as tricky as the molecular biology
Guest Blog
Commentary invited by editors of Scientific American
Space & Physics
My Journey into Space with John Glenn
Scott Parazynski recalls his 1998 space shuttle flight with America's most legendary astronaut
Space & Physics
Voyage to Infinity
With Pluto in the rearview, the New Horizons probe is speeding toward its next cosmic encounter
Environment
Fighting Bugs with Bugs
A new organic farming technique uses native plants to attract critters that eat harmful insects
Biology
He Slimed Me!
My journey of molecular discovery, from the gloppy coating of a banana slug to human mucus, giraffe saliva and beyond
Space & Physics
It's Not Cold Fusion... But It's Something
An experiment that earned Stanley Pons and Martin Fleischmann widespread ridicule in 1989 wasn't necessarily bogus
Climate Change
Al Gore: The Road Forward on Climate
As the threat to the planet worsens, Al Gore and the Climate Reality Project present "24 Hours of Reality," a livestreamed world tour of the climate crisis
Neurology
Social-Media Hype about Diseases and Treatments Does Patients No Favors
A downside to the awesome power of these platforms comes from not knowing or perhaps not caring about the source of information
Aerospace
What Trump Will Mean for Air Travel
He hasn't said much, but his influence on the industry could be profound
Computing
Election Security Is a Matter of National Security
It is not good enough to say, “We can’t prove fraud.” In every election we need evidence that vote counts are accurate
Blog Index
@ScientificAmerican
STAFFBehind the scenes at Scientific American
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Anecdotes from the Archive
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Anthropology in Practice
Exploring the human condition.
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Beautiful Minds
Insights into intelligence, creativity, personality, and well-being
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Budding Scientist
Everything you always wanted to know about raising science-literate kids
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Cross-Check
Critical views of science in the news
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Dark Star Diaries
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Dog Spies
Explore the science behind the dog in your bed
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Extinction Countdown
News and research about endangered species from around the world
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Eye of the Storm
The Science Behind Extreme Weather
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Frontiers for Young Minds
Science by and for kids ages 8-15
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Guest Blog
Commentary invited by editors of Scientific American
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Hot Planet
Climate science in a changing world
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Illusion Chasers
Illusions, Delusions, and Everyday Deceptions
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Life, Unbounded
Discussion and news about planets, exoplanets, and astrobiology
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Observations
Opinion, arguments & analyses from guest experts and from the editors of Scientific American
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Roots of Unity
Mathematics: learning it, doing it, celebrating it.
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Rosetta Stones
Adventures in the good science of rock-breaking.
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SA Visual
STAFFIllustrating science since 1845
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Talking back
STAFFA science blog, sans blague
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The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on Earth
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Voices
Exploring and celebrating diversity in science.
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