39 Years Ago Today: The Big Ba-Boom
Thirty-nine years ago today, Mount St. Helens erupted in a rare lateral blast and changed volcanology forever
Rosetta Stones
Adventures in the good science of rock-breaking.
Diamonds: Tears of the Gods
Diamonds are the April birthstone. They aren’t forever, but they are geologically remarkable
A Dramatic Year for Kilauea Volcano
Hawaii's feisty young volcano has gone through massive changes in the last 365 days. Today we take a look back at the Lower East Rift Zone eruption and its aftermath.
How to See the Grand Canyon without Dying
Death and serious injury stalk one of the most spectacular geological sites in the world. Learn how you can protect yourself while enjoying the views
The Brief Life of Jackson Lake
This tiny, short-lived lake is a perfect example of a volcano's power to create and a river's power to destroy
Geopuzzle: One of These Three Postulations Is Right Out
Can you determine the least likely scenario?
Aquamarine: A Neptunian Stone's Plutonic Origin Story
Aquamarine is the birthstone for March. Its origins and variety may surprise you
Geological Society of London Celebrates the First Female Fellows
An important upcoming conference on women in the geosciences happens on May 21st
The Underappreciated Threat of Volcanic Tsunamis
Tsunamis caused by volcanoes are responsible for nearly a quarter of all deaths caused by eruptions, yet we have only now started to understand them.
GeoBits: International Women's Day Edition
To all the girls who love rocks, and the women who followed their passion despite the odds. Happy International Women's Day!
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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