The laws of nature sound like they were drafted in ivory towers: Boyle's law, Bernoulli's principle, the three laws of thermodynamics. But if Polish physicist Adam Lipowski is right, scientists may soon add a more common-sense axiom: what goes around comes around.
For a type of germ most often described as "common," the rhinovirus is a thing of ingenious design, a bug with a thousand ever-mutating faces. If you're unlucky enough to have a rhinovirus in your body, you might have a few more choice descriptions, too: it's the cause of most colds.
If the USDA thought it had a winner with its flashy new food pyramid and Web site, it certainly had some early evidence. In its first 24 hours, MyPyramid.gov received 48 million hits--enough traffic to temporarily crash the site, as eager users checked out the formula, which can be customized according to age, gender and activity level.
Stress, colds, sleep deprivation, trouble with family and friends, trouble with "more than friends," depression, Internet addiction, sinus infections, deaths in the family, alcohol--according to the National College Health Assessment, if you're an undergraduate or about to be one, these are the top 10 things you think will keep you from getting straight A's next year.
It was a news story certain to stoke public fears. Last week the FDA announced that antidepressants, the very drugs that were supposed to lift patients out of emotional danger, might cause some of them to worsen and even turn suicidal in the first few weeks of therapy.