A smashed shell may have been crumpled by an ambling dinosaur
Like other early American geologists, the man who explored the Colorado River did anthropological research that presupposed the racial inferiority of Native Americans
Structures in the corona called “null-point topologies” may help solve two long-standing solar mysteries
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Seven species of penguins will now join polar bears on the list of species endangered by climate change and other environmental threats, the U.S. Fish and Wildlife Service (FWS) said this week...
Editor's note: Marine geophysicist Robin Bell is leading an expedition to Antarctica to explore a mysterious mountain range beneath the ice sheet. Following is the twelfth of her updates on the effort as part of ScientificAmerican.com 's In-Depth Report on the "Future of the Poles." McMURDO STATION, ANTARCTICA--The British group had been acclimatizing at South Pole for three full days when it seemed we were ready to collect our first real line of data at the southern end of the survey area...
President-elect Barack Obama is poised to name John Holdren, a well-respected Harvard physicist and outspoken critic of the Bush administration's science policy, as his pick for White House science advisor, according to online reports...
Environmentalists are worried that President-elect Barack Obama’s pick for Interior secretary is too cozy with oil and mining interests and isn’t committed enough to conservation...
Although the Federal Aviation Administration (mercifully) still won't let passengers yap on their mobile phones while in flight, there's nothing to keep airlines from letting their customers connect wirelessly to the Web...
Data from the U.S. Centers for Disease Control and Prevention (CDC) indicates that humans carry phthalates—chemicals used as softeners in plastics and found in everything from pill coatings to nail polish—around in their bodies...
In the market for a used space shuttle? You're in luck. If, that is, you happen to have a spare $42 million—and are a U.S. educational institution, federal agency, state or municipality...
The Food and Drug Administration (FDA) late last night declared that a controversial new sweetener is safe, raising the ire of consumer advocates who charge that not enough tests have been done to rule out possible risks...
Does the bulk of heat escape our bodies through our heads? Does eating more at night pack on the pounds? Does sugar really make kids hyper? ScientificAmerican.com talked to Indiana University School of Medicine pediatricians Rachel Vreeman and Aaron Carroll to find out if these and three other popular health myths are true...
Do opulent Christmas displays in stores and frenzied ads make you feel overwhelmed, depressed, or psyched? The emotions you feel might be a clue to your “shopping personality” – a pattern of behavior that corresponds with how you act in the rest of your life...
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