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Why We Overrate the Lifesaving Power of Cancer Tests
Science journalist Gary Taubes weighs in on PSA tests and mammograms
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When Horned Dinosaurs Traveled East
An unexpected tooth changes the story of one of the most famous dinosaur groups
Observations
Sex on the Beach, Grunion Style
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Jupiter Now Has 69 Moons
Our local gas giant has two more natural satellites added to its roster
Why I Won't Get a PSA Test for Prostate Cancer
Physicians are still recommending the blood test for prostate cancer even though it harms far more men than it helps
In Ancient Bones, an Elephant-Size Surprise
Ancient DNA reshuffles the pachyderm family tree
New Trove of Lichen Fossils Expands Total from 15 to 167
Botanical bonanza is also a trove of eye candy
For World Tessellation Day, Remember to Look Down
June 17 is World Tessellation Day. Take a moment to look at the beautiful patterns under your feet
Trump's Air Traffic Privatization Scheme Could Trigger Tech Improvements
The move is politically risky, but could bypass bureaucratic impediments to much-needed modernization
In Memoriam: Jerry Nelson, Legendary Telescope Designer
His brilliant insights helped pave the way for an astronomical revolution
The Sensitive Face of a Big Predatory Dinosaur
Some large predatory dinosaurs had surprisingly complex facial nervous systems. What might this mean for their biology, behavior and life appearance?
Paleo Profile: The Dalian Lizard
This new, tiny dinosaur underscores questions about how its family came to be so diverse in ancient China
How to Address the Epidemic of Lies in Politics
The "Pro-Truth Pledge," based on behavioral science research, could be part of the answer
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Anthropology in Practice
Exploring the human condition.
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Budding Scientist
Everything you always wanted to know about raising science-literate kids
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Cross-Check
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Dog Spies
Explore the science behind the dog in your bed
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Jupiter Now Has 69 Moons
Our local gas giant has two more natural satellites added to its roster
Read
Why I Won't Get a PSA Test for Prostate Cancer
Physicians are still recommending the blood test for prostate cancer even though it harms far more men than it helps
Read
In Ancient Bones, an Elephant-Size Surprise
Ancient DNA reshuffles the pachyderm family tree
Read
New Trove of Lichen Fossils Expands Total from 15 to 167
Botanical bonanza is also a trove of eye candy
Read
For World Tessellation Day, Remember to Look Down
June 17 is World Tessellation Day. Take a moment to look at the beautiful patterns under your feet
Read
Trump's Air Traffic Privatization Scheme Could Trigger Tech Improvements
The move is politically risky, but could bypass bureaucratic impediments to much-needed modernization
Read
In Memoriam: Jerry Nelson, Legendary Telescope Designer
His brilliant insights helped pave the way for an astronomical revolution
Read
The Sensitive Face of a Big Predatory Dinosaur
Some large predatory dinosaurs had surprisingly complex facial nervous systems. What might this mean for their biology, behavior and life appearance?
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
How to Address the Epidemic of Lies in Politics
The "Pro-Truth Pledge," based on behavioral science research, could be part of the answer
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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