Banned for indoor use since 2001, the effects of the common insecticide known as chlorpyrifos can still be found in the brains of young children now approaching puberty.
Credit: Len Bruzzese/Association of Health Care Journalists It is always a thrill when a famous person notices your work. So I was quite pleased earlier this month when former President Jimmy Carter, who was speaking to a group of health journalists in Atlanta, referred the audience to an article that I edited on the tricky transition to a different vaccine formulation that must occur if polio is to be eradicated (polio section starts at 35:45 ; Scientific American comment at 37:30.) Sitting in the audience, I quickly tweeted the author Helen Branswell, who was also gratified by the positive attention.Something else Mr.
As 3-D printing has matured over the past decade, the process has proved an effective way for artists, entrepreneurs and academics to produce custom-designed parts and prototype models.
Image courtesy of iStockphoto/kali9 It's always nice to get the full recommended seven or nine hours of sleep every day. But life—and work—often gets in the way.
NEW YORK—Friday morning got off to an unusually exciting start here at Scientific American, as the prototype space shuttle Enterprise was flown up the Hudson River, and just past our office building at the intersection of Canal and Varick streets, en route to a landing at John F.
Sarah Tishkoff, center, with Pygmy women Pygmy populations, scientists have speculated, may owe their abbreviated stature to natural selection pressures that allowed them to better adapt to dense tropical forests where heat is oppressive and food is scarce.
During the 352-year life span of the Royal Society, the human population has risen from less than one billion people to seven billion and counting. That boom has been supported by science and technology—Watt's coal-fired steam engine, Haber and Bosch synthesizing nitrogen fertilizer, Fleming's discovery of penicillin—and continues today as the world's population expands at the rate of 78 million people per year.Now the Royal Society wants the world to do something about population growth in a bid to stave off environmental and economic calamity, according to a new report dubbed "People and the Planet" released on April 26.
Credit: Franck-Boston/iStockphoto On April 24, the U.S. Department of Agriculture reported the fourth confirmed case of mad cow disease in the U.S., the first since 2006.
Two provocative ways to see long-term changes on earth are currently being promoted in honor of Earth Week. A Web site by NASA, and an app from HarperCollins, both show striking side-by-side satellite images of locations that have changed dramatically over time spans of up to 30 years or more.
What 3 Science Questions Do You Think the Presidential Candidates Need to Answer before November 6th?
As you may remember from back in February, the Guardian U.S. and NYU’s Studio 20 journalism lab teamed up to learn what all citizens think about the upcoming election, not just those who care about politics with a capital P.Back then, the questions were posed to the candidates in the GOP primary race.
STAFFBehind the scenes at Scientific AmericanRead
Anecdotes from the Archive
Anthropology in Practice
Exploring the human condition.Read
Insights into intelligence, creativity, and the mindRead
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
Illusions, Delusions, and Everyday DeceptionsRead
Discussion and news about planets, exoplanets, and astrobiologyRead
MIND Guest Blog
Commentary invited by editors of Scientific American MindRead
Not bad science
New discoveries in animal behavior and cognitionRead
Opinion, arguments & analyses from guest experts and from the editors of Scientific AmericanRead
More than wires - exploring the connections between energy, environment, and our livesRead
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
Amphibians, reptiles, birds and mammals - living and extinctRead
The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on EarthRead
Exploring and celebrating diversity in science.Read