RIP Sudan, the Last Male Northern White Rhino
The most famous rhino in the world has died, leaving behind two aging females and a hole in our world
Extinction Countdown
News and research about endangered species from around the world
The Turtle Extinction Crisis
Nearly half of all freshwater turtles and tortoises are at risk of disappearing forever, a new report warns
The Surprising Ways Tigers Benefit Farmers and Livestock Owners
A recent study finds that the often-feared big cats actually help keep crops and domesticated animals safe from other threats
Is This the Year the Florida Grasshopper Sparrow Goes Extinct?
Things don’t look good for these critically endangered birds, but a captive-breeding program could help save them
Ghost Cat Gone: Eastern Cougar Officially Declared Extinct
The subspecies has now been removed from the Endangered Species Act, 80 years after its last sighting
For Florida Panthers, Extinction Comes on 4 Wheels
2017 was another deadly year for the panthers. How much longer can this critically endangered species survive?
222 Bird Species Worldwide Are Now Critically Endangered
And according to the latest IUCN Red List update, a dismaying 13 percent of species are endangered
Squirrel Sex is Complicated
Only 35 Mount Graham squirrels remain in the wild, but five captive squirrels could hold the key to their long-term survival—if we can get them to breed
Not an Extinction. A Transition
After eight years at Scientific American, “Extinction Countdown” is moving on
Stare into the Soulful Eyes of This Newly Discovered Dwarf Lemur Species
The Ankarana dwarf lemur weighs about as much as a banana and lives in a highly restricted habitat
Blog Index
@ScientificAmerican
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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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