Herbert Hoover was president when some big thinkers thought about today
When Discovery touches down, it will become the first of NASA's three remaining space shuttles to enter retirement. Where will they all end up?
How social intuition goes awry in individuals who have autism
By mapping equatorial rainfall since A.D. 800, scientists have figured out how tropical weather may change through 2100
And what does that mean for the U.S. economy and environment? David Biello reports
Actor Charlie Sheen, known for his heavy cocaine use, has been stating in interviews that he freed himself of his drug habit. How likely is that?
Some 2.7 million tons of petroleum-derived plastic are used to bottle water worldwide every year, and costs consumers up to 1,900 times more than tap water
Innovation and discovery as chronicled in past issues of Scientific American
A scientist turns up new clues to the disappearance of North America's giant beavers, saber-toothed cats and other large mammals
Education experts suggest that in some cultural contexts one way to encourage acceptance of evolution is by not shunning religious beliefs
Inventing the future of energy may be key to improving U.S. national security, economic prosperity and health
Many common ailments and physical conditions can influence the brain, leaving you depressed, anxious or slow-witted
The government's net neutrality compromise fell flat. Here's a simple fix
Rocks and sediments that have recorded conditions millions of years ago could be the key to predicting the future of climate change, according to a new National Academy of Sciences report...
Interactive map highlights recent battlegrounds in evolution education
Although natural gas generates less greenhouse gas than coal when burned, when its total life-cycle emissions associated with extraction and distribution are factored in, it does not seem much cleaner than coal...
An increasingly accepted view holds that the great stone circle may have been just part of a much larger ceremonial landscape