Observations
To Prevent Alzheimer's, We Must Study Differences between the Sexes
The disease can present, progress and respond to treatments differently in men and women
Blogs
Observations
Could Multiple Personality Disorder Explain Life, the Universe and Everything?
A new paper argues the condition now known as “dissociative identity disorder” might help us understand the fundamental nature of reality
Laelaps
Terrible Teeth Reveal How Dinosaurs Chomped
Big or small, the teeth or carnivorous dinosaurs were adapted to a particular method of shredding flesh
Recent Posts
Select Topic
Scott Pruitt Will Restrict the EPA's Use of Legitimate Science
The administrator's “transparency” proposal is a fundamentally flawed Trojan horse
Poachers versus Poop
The key to saving elephants and other species may lie in the DNA contained in their droppings, says conservation biologist Samuel Wasser
Including Some Activism with Your Earth Day Arts and Crafts
Remembering the scale and impact of the day's origin may inspire kids to expand their Earth Day plans
How Deep Is Your Carbon Footprint?--Celebrate Earth Day with Data
An infographic reveals the most effective ways to live more sustainably
Earth Day and the Hockey Stick: A Singular Message
On the 20th anniversary of the graph that galvanized climate action, it is time to speak out boldly
We Can Make Large Dams More Friendly to the Environment
We're unlikely to tear them all down, but math can help us figure out how to reduce their ecosystem impact
Assam's Endangered Apes
Northeast India's hoolock gibbons are at risk from human incursion into their native forests
Trump Budget Cuts Could Cause Hundreds of Plant Extinctions in Hawaii
The “extinction capital of the world” could start losing unique plant species in as little as a month if funding disappears
America's Freshwater Mussels Are Going Extinct--Here's Why That Sucks
Dozens of these water-filtering species are at risk of vanishing, and that’s bad news for every living creature that relies on them
Native Americans, Fossil Fuels and Climate Change
Indigenous people are rejecting oil, coal and gas extraction in favor of renewable energy to save their land, increase employment and fight global warming
Blog Index
@ScientificAmerican
STAFFBehind the scenes at Scientific American
Read
Anecdotes from the Archive
STAFF
Read
Anthropology in Practice
Exploring the human condition.
Read
Beautiful Minds
Insights into intelligence, creativity, and the mind
Read
Budding Scientist
Everything you always wanted to know about raising science-literate kids
Read
Cross-Check
Critical views of science in the news
Read
Dark Star Diaries
STAFF
Read
Dog Spies
Explore the science behind the dog in your bed
Read
Expeditions
Read
Extinction Countdown
News and research about endangered species from around the world
Read
Frontiers for Young Minds
Science by and for kids ages 8-15
Read
Guest Blog
Commentary invited by editors of Scientific American
Read
Hot Planet
Climate science in a changing world
Read
Illusion Chasers
Illusions, Delusions, and Everyday Deceptions
Read
Life, Unbounded
Discussion and news about planets, exoplanets, and astrobiology
Read
MIND Guest Blog
Commentary invited by editors of Scientific American Mind
Read
Not bad science
New discoveries in animal behavior and cognition
Read
Observations
Opinion, arguments & analyses from guest experts and from the editors of Scientific American
Read
Plugged In
More than wires - exploring the connections between energy, environment, and our lives
Read
Roots of Unity
Mathematics: learning it, doing it, celebrating it.
Read
Rosetta Stones
Adventures in the good science of rock-breaking.
Read
SA Visual
STAFFIllustrating science since 1845
Read
Talking back
STAFFA science blog, sans blague
Read
Tetrapod Zoology
Amphibians, reptiles, birds and mammals - living and extinct
Read
The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on Earth
Read
Voices
Exploring and celebrating diversity in science.
Read
