Jurassic Dinosaur Was a Jumbo Shrimp
A partial dinosaur skeleton from Montana is surprisingly small for its age.
Laelaps
Following the fossil trail through evolution, extinction, and survival
When Horned Dinosaurs Traveled East
An unexpected tooth changes the story of one of the most famous dinosaur groups
The Making of an Allosaurus Graveyard
A new analysis sets the scene for how over 46 Allosaurus came to be buried in the same place
Paleo Profile: Crompton's Aleodon
This weasel-like protomammal turned up in an unexpected place.
New Fossil Fills In Missing Moment in Baleen Whale History
A new toothed whale highlights an important time in the evolution of today's ocean giants
In Ancient Bones, an Elephant-Size Surprise
Ancient DNA reshuffles the pachyderm family tree
Paleo Profile: The Dalian Lizard
This new, tiny dinosaur underscores questions about how its family came to be so diverse in ancient China
Paleo Profile: The Liaoning Hunter
The rock of China yields another beautiful dinosaur skeleton.
Walking with Australovenator
Paleontologists re-create the footsteps of a fearsome Cretaceous carnivore
What a Drag
A rare fossil records a quiet moment of Jurassic time
Blog Index
@ScientificAmerican
STAFFBehind the scenes at Scientific American
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Anecdotes from the Archive
STAFF
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Anthropology in Practice
Exploring the human condition.
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Beautiful Minds
Insights into intelligence, creativity, and the mind
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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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Jurassic Dinosaur Was a Jumbo Shrimp
A partial dinosaur skeleton from Montana is surprisingly small for its age.
Read
When Horned Dinosaurs Traveled East
An unexpected tooth changes the story of one of the most famous dinosaur groups
Read
The Making of an Allosaurus Graveyard
A new analysis sets the scene for how over 46 Allosaurus came to be buried in the same place
Read
Paleo Profile: Crompton's Aleodon
This weasel-like protomammal turned up in an unexpected place.
Read
New Fossil Fills In Missing Moment in Baleen Whale History
A new toothed whale highlights an important time in the evolution of today's ocean giants
Read
In Ancient Bones, an Elephant-Size Surprise
Ancient DNA reshuffles the pachyderm family tree
Read
Paleo Profile: The Dalian Lizard
This new, tiny dinosaur underscores questions about how its family came to be so diverse in ancient China
Read
Paleo Profile: The Liaoning Hunter
The rock of China yields another beautiful dinosaur skeleton.
Read
Walking with Australovenator
Paleontologists re-create the footsteps of a fearsome Cretaceous carnivore
Read
What a Drag
A rare fossil records a quiet moment of Jurassic time
Read
Observations
Opinion, arguments & analyses from the editors of Scientific American
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Plugged In
More than wires - exploring the connections between energy, environment, and our lives
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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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Tetrapod Zoology
Amphibians, reptiles, birds and mammals - living and extinct
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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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