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203,182 articles from PhysOrg

Childhood vaccination may protect adult eyes

Childhood vaccination for the rubella virus may have also almost entirely eliminated an inflammatory eye disease from the U.S.-born population, according to a study by researchers at the University of Illinois at Chicago.

CO2 emissions could violate EPA ocean-quality standards within decades

In a commentary in the September 25, 2007, issue of the Geophysical Research Letters (GRL), a large team of scientists state that human-induced carbon dioxide (CO2 ) emissions will alter ocean chemistry to the point where it will violate U.S. Environmental Protection Agency Quality Criteria [1976] by mid-century if emissions are not dramatically curtailed now. This is the first recognition that...

Execs Differ on Value of Spielberg

(AP) -- DreamWorks Animation SKG Inc. head Jeffrey Katzenberg said Wednesday that Viacom Inc. shouldn't be nonchalant about the possibility of losing Steven Spielberg.

NBC to Offer Free Episode Downloads

(AP) -- NBC will start offering limited free downloads of shows such as "Heroes" and "The Office" as part of its bid to expand the digital distribution of its programs and compete with Apple Inc.'s iTunes Store, the network announced Wednesday.

Sony Delays 'Home' Virtual World for PS3

(AP) -- In yet another embarrassing delay for Sony, the company is delaying the launch of its "Home" virtual world for the PlayStation 3, initially planned for later this year, until next spring.

Disgraced Scientist Moves Research Base

(AP) -- Disgraced cloning scientist Hwang Woo-suk has relocated his research base to Thailand to avoid the ethical disputes his work would cause in South Korea, a scientist close to Hwang said Wednesday.

Biologists expose hidden costs of firefly flashes

A new study by biologists at Tufts University has discovered a dark side lurking behind the magical light shows put on by fireflies each summer. Using both laboratory and field experiments to explore the potential costs of firefly courtship displays, the biologists have uncovered some surprising answers.

Palm Expects 1Q Profit Drop

(AP) -- Treo smart-phone maker Palm Inc., which is facing increasing competition and recently pulled a major new product just before its scheduled launch, said Wednesday it expects its profit to fall in its fiscal first quarter.

Accounting Procedures Act Changing How Foreign Firms Converge Toward U.S. Regulations, Study Finds

Finance research has demonstrated that in the global economy, non-U.S. firms benefit from convergence toward U.S. market and legal regulations. University of Arkansas researchers have examined the relative advantages of the two convergence methods - cross-listing and acquisition by a U.S. firm - and determined that passage of the 2002 Sarbanes-Oxley Act, which tightened reporting and accounting...

Grocery Retailers Need Not Fear 'Cherry Pickers'

"Extreme cherry pickers," grocery shoppers who buy only sale items and nothing else, do not harm retailer profits significantly as generally is believed, according to a forthcoming study in the Journal of Marketing Research.

Does being overweight in old age cause memory problems?

While obesity has been shown to contribute to high blood pressure, heart disease and diabetes, being overweight in old age does not lead to memory problems, according to a study published September 19, 2007, in the online edition of Neurology, the medical journal of the American Academy of Neurology.