National Archives of New York City archivist Christopher Zarr reveals how deeply the art form of camouflage was pursued 100 years ago during World War I
An article in The New York Times revealed a recent secret Pentagon program to investigate UFOs. But science suggests they are best explained by optical illusions such as "solar mirages" and the elusive phenomena known as "green flashes"...
The exhibit at the AMNH is a new and totally fresh look at our sensory systems, with demonstrations that you won’t see elsewhere...
Murder scenes, up close and personal, by a skilled miniaturist...
Nature’s everyday trickery...
A new twist on the hollow mask illusion
Worldwide voters chose the Top 3 Illusions of 2017...
The world’s best new illusions are available for your vote! Read about the science behind them here!
Countdown to the Best Illusion of the Year Contest and Final Honorable Mention: "The Blue Topaz" Illusion
Worldwide voting will take place on the contest’s Web site, from 4 P.M. EDT on October 4 to 4 P.M. EDT on October 5. Help us choose the top three winners!
Countdown to the Best Illusion of the Year Contest and Second Honorable Mention: "Rooftops" Illusion
Worldwide voting will take place on the contest’s website, from 4pm EDT on October 4th to 4pm EDT on October 5th. Help us choose the top three winners!
STAFFBehind the scenes at Scientific AmericanRead
Anecdotes from the Archive
Anthropology in Practice
Exploring the human condition.Read
Insights into intelligence, creativity, personality, and well-beingRead
Everything you always wanted to know about raising science-literate kidsRead
Critical views of science in the newsRead
Dark Star Diaries
Explore the science behind the dog in your bedRead
News and research about endangered species from around the worldRead
Eye of the Storm
The Science Behind Extreme WeatherRead
Frontiers for Young Minds
Science by and for kids ages 8-15Read
Commentary invited by editors of Scientific AmericanRead
Climate science in a changing worldRead
Illusions, Delusions, and Everyday DeceptionsRead
Discussion and news about planets, exoplanets, and astrobiologyRead
Opinion, arguments & analyses from guest experts and from the editors of Scientific AmericanRead
Roots of Unity
Mathematics: learning it, doing it, celebrating it.Read
Adventures in the good science of rock-breaking.Read
STAFFIllustrating science since 1845Read
STAFFA science blog, sans blagueRead
The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on EarthRead
Exploring and celebrating diversity in science.Read