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Archive: 07/05/2007

Study: Gamers spend less time on homework

Playing video games may mean students spend less time on homework or reading, two U.S. researchers found.

Medicine & Health / Other

created Jul 05, 2007 | popularity 2.3 / 5 (8) | comments 0

For some, it's comfort vs. global warming

Swedish drivers have a dilemma: Drive Volvos and Saabs built in their own backyard or combat global warming by driving something more environmentally friendly.

Space & Earth / Environment

created Jul 05, 2007 | popularity 2.8 / 5 (5) | comments 1

Researchers make discovery in molecular mechanics of phototropism

In a paper published in the Journal of Biological Chemistry, scientists at the University of Missouri-Columbia reported molecular-level discoveries about the mechanisms of phototropism, the directional growth of plants toward ...

Chemistry /

created Jul 05, 2007 | popularity 4.3 / 5 (12) | comments 0

Mom's Own Weight May Determine Baby's Size, Overall Health

Video games and snack food have taken the brunt of the blame for the rising childhood obesity epidemic.

Medicine & Health / Health

created Jul 05, 2007 | popularity 4.3 / 5 (8) | comments 0

Engineered Blood Vessels Function like Native Tissue

Blood vessels that have been tissue-engineered from bone marrow adult stem cells may in the future serve as a patient's own source of new blood vessels following a coronary bypass or other procedures that require vessel replacement, ...

Medicine & Health / Research

created Jul 05, 2007 | popularity 4.2 / 5 (5) | comments 0

Engineers Provide Insight Into the Dynamics of Molecular Self-Assembly

By studying how a layer of molecules grows into an ordered layer from the edge of a rectangular silicon wafer, engineers at North Carolina State University, working with researchers from the National Institute of Standards ...

Chemistry /

created Jul 05, 2007 | popularity 4 / 5 (1) | comments 0

Cassini Finds Hydrocarbons on Saturn's Moon Hyperion

NASA's Cassini spacecraft has revealed for the first time surface details of Saturn's moon Hyperion, including cup-like craters filled with hydrocarbons that may indicate more widespread presence in our solar ...

Space & Earth / Space Exploration

created Jul 05, 2007 | popularity 4.4 / 5 (28) | comments 0

Internet users had a better handle on politics in 2004, study finds

As candidates and pundits look to the Internet in the 2008 presidential campaign, a University of Wisconsin-Madison study shows that Web users during the last election cycle had a more thorough understanding of presidential ...

Technology / Internet

created Jul 05, 2007 | popularity not rated yet | comments 0

Study Shows Sonar Did Not Harm Fish

A new University of Maryland study in the July issue of the Journal of the Acoustical Society of America reports that high powered sonar, like that used by U.S. Navy ships, did not harm test fish, including their ...

Other Sciences / Other

created Jul 05, 2007 | popularity 3.3 / 5 (4) | comments 0

Aggressive weed becoming a menace worse than kudzu, researcher says

And you thought kudzu was bad. A weed called cogongrass is rapidly spreading across the Southeast, and a University of Florida researcher says it’s already overtaken kudzu as Florida’s most obnoxious weed.

Biology /

created Jul 05, 2007 | popularity 4.1 / 5 (8) | comments 0

Lizards' feisty flicking changed by motion noise

Animals that alter their movement-based signals to overcome visually ‘noisy’ environments could lead to a better understanding of vision systems and improve the capacity of ‘seeing’ machines, according to scientists from ...

Biology /

created Jul 05, 2007 | popularity 4 / 5 (3) | comments 0

Economical and cleaner cars with lean-burn catalytic converter

Dutch researcher Karen Scholz has taken a careful look at the properties of a new type of catalytic converter found in cars. For this so-called NOx Storage Reduction (NSR) catalytic converter the fuel is alternately combusted ...

Chemistry /

created Jul 05, 2007 | popularity not rated yet | comments 0

Safer shipping by predicting sand wave behaviour

Dutch researcher Joris van den Berg has developed a mathematical model to predict the movement of sand waves.

Other Sciences / Mathematics

created Jul 05, 2007 | popularity 3.4 / 5 (5) | comments 0

Friendly young people in particular drink under pressure

Men, extrovert people and those with positive expectations regarding alcohol use drink more than others, says Dutch psychologist Sander Bot. The amount a young person drinks is largely determined by how much others in the ...

Medicine & Health / Other

created Jul 05, 2007 | popularity 4 / 5 (1) | comments 0

The Earth is smaller than assumed: German researchers

Although the discrepancy is not large, it is significant: Geodesists from the University of Bonn have remeasured the size of the Earth in a long lasting international cooperation project. The blue planet is ...

Space & Earth / Earth Sciences

created Jul 05, 2007 | popularity 4.4 / 5 (39) | comments 0