Physics
Fermi's Basement Paradox
Where in the world did Fermi go?
Life, Unbounded
Discussion and news about planets, exoplanets, and astrobiology
Space
Spawning Stars
An extraordinary new image shows a protostellar disk fragmenting into multiple stars
Space
Is Earth Becoming a Less Habitable Planet?
The Arctic now has seven times less old sea ice than it did 30 years ago. What does that mean for our planet's habitability?
Space
Meteoritics on an Alien World (with Lasers)
NASA's Curiosity rover finds a foreign object on Mars, and engages in some science awesomeness
Space
Fire Burn, and Cauldron Bubble
As All Hallow's Eve approaches, take a look at what's brewing in the cosmic night
Space
Radiation, Brains, and Exploring the Universe
New studies indicate that ionizing radiation might cause neurodegenerative disease. The implications could be profound for interplanetary or interstellar species.
Space
Death on Mars
Getting to Mars is hard. Getting down onto Mars is harder. The unfortunate demise of ESA's ExoMars Schiaparelli demonstrator module is a case in point
Space
Ultraviolet Mars [Video]
NASA's MAVEN mission returns stunning ultraviolet images of the Red Planet
Space
More Evidence for an Ocean inside Pluto
A simulation of Sputnik Planum's formation supports the idea of a deep, salty ocean
Space
So You Want to Terraform Mars?
The SpaceX vision for a multiplanet species prompts thinking on how to make a planet more habitable
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
STAFF
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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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