It lets aerospace engineers develop high-quality parts much faster than they could with traditional fabrication methods
The U.S. vanquished malaria and beat back AIDS, but Lyme and other illnesses are raging unchecked
A book entitled Discerning Experts explains why—and what can be done about it
Recent PostsSelect Topic
Evolutionary psychologists examine the adaptive function of blushing in social situations
Archeologists have uncovered a veritable tangle of ancient flax fibers in a cave in the Republic of Georgia. The find consists of tiny bits of flax fibers that had been spun—and in some cases dyed—by upper Paleolithic hunters who occupied the cave intermittently beginning some 32,000 years ago...
When hackers want to break into a computer system, they often attempt to reverse engineer the operating software to better understand how it works (and, of course, its vulnerabilities).
Psychologists examine how name-dropping can backfire on those poor at the craft
In the movie Eternal Sunshine of the Spotless Mind , Joel and Clementine's relationship ends so sourly that the couple elects to have their mutual memories swept away via a non-surgical procedure called "targeted memory erasure." No such tool actually exists...
To promote the common good, should helpers be rewarded, or should free riders be punished? Although the bulk of previous research has fingered punishment as the best enforcer, a new study published online today in Science found that rewards are more effective...
Music is known to induce terror and tears, as well as inspire dance. Even basic human speech itself is laced with emotional direction: a musical pattern of long drawn out sounds versus short brief ones can be the difference between calming and exciting a child...
Physicians and psychologists played a larger role in the use of torture in interrogation of terrorism suspects than previously asserted, according to a report released yesterday by the nonprofit organization Physicians for Human Rights (PHR)...
After a successful birth, opting not to breast-feed may trigger evolved mourning behaviors
Parkinson's disease sufferers typically face a long, difficult battle against the disorder's degenerative effects on their motor skills and speech. While many scientists are studying the potential for drugs, surgery and exercise to slow the disease's impact on the central nervous system—including tremors, stiff muscles and impaired movement—one team of researchers is experimenting with technology designed to help Parkinson's sufferers fend off voice and speech problems...
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
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