It did no such thing—but the result has become conventional wisdom nevertheless
New understandings in neurobiology are emerging from experiments on Drosophila, raising hopes the tiny insect will aid insights into human cognition and dementia
The idea that our universe is just part of a much vaster cosmos has a long history—and it’s still very much with us
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Three people in Hawaii have come down with what appears to be a rare parasitic disease called rat lungworm disease in recent weeks. Two of the victims (friends who had a meal together) told the Honolulu Star Bulletin that they experienced "agonizing pain" after eating raw vegetables – and physicians fear they may have accidentally swallowed slug larvae hidden inside folds of raw peppers...
Patrick Swayze — in the first interview since his diagnosis with pancreatic cancer last year — discussed his battle with the disease yesterday with Barbara Walters.
Residents of San Jose, Costa Rica, took to the streets today just after lunch as an earthquake registering 6.1 on the Richter scale shook the capital city.
With the exception of the so-called cervical cancer vaccine, no shots have been approved specifically to prevent malignant tumors. But cervical cancer, which is caused by the sexually transmitted human papillomavirus (HPV), isn't the only tumor linked to a virus; another is cytomegalovirus (CMV), a usually harmless form of herpes that's the target of a possible therapeutic cancer vaccine for brain tumor patients...
Some 388 people have been sickened in a new, nationwide outbreak of the bacterial illness salmonella. The source of the infection, which is typically spread through consumption of contaminated food, is unknown...
Editor’s note: I will be Twittering and blogging from CES this week. To follow my posts, visit my Twitter page, Scientific American’s Twitter page and ScientificAmerican.com’s 60-Second Science blog...
It's no secret that scaling Mount Everest tests the limits of human survival; more than 200 people have died trying to reach its summit. Today we have new information about just how seriously climbers push their bodies on the world's highest peak: Those who manage to stay alive do so on an amount of oxygen that is so minute it would only be seen, at sea level, in people who were in cardiac arrest or dead...
Of all the puzzling physical effects predicted and explained by quantum mechanics, one of the most counterintuitive is that fluctuations in a vacuum can exert forces on objects—almost as if those objects are getting something from nothing...
Educrats may bemoan the sorry state of American students' performance in math and science relative to their peers overseas, but the kids themselves are enthusiastic about pursuing brainiac careers...
Editor’s note: I will be Twittering and blogging from CES this week. To follow my posts, visit my Twitter page, Scientific American ’s Twitter page and Scientific American.com ’s 60-Second Science blog...
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