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Archive: 12/09/2008

When 2 + 2 = major anxiety: Math performance in stressful situations

Imagine you are sitting in the back of a classroom, daydreaming about the weekend. Then, out of nowhere, the teacher calls upon you to come to the front the room and solve a math problem. In front of everyone. If just reading ...

Medicine & Health / Psychology & Psychiatry

created Dec 09, 2008 | popularity 4.7 / 5 (7) | comments 0

Study reveals effects of unconscious exposure to advertisements

Fads have been a staple of American pop culture for decades, from spandex in the 1980s to skinny jeans today. But while going from fad to flop may seem like the result of fickle consumers, a new study suggests that this is ...

Other Sciences / Other

created Dec 09, 2008 | popularity 5 / 5 (4) | comments 1

Why do some bird species lay only one egg?

(PhysOrg.com) -- Why do some species of birds lay only one egg in their nest, while others lay 10 or more? A global study of the wide variation among birds in this trait, known as the "clutch size," now provides ...

Biology /

created Dec 09, 2008 | popularity 4 / 5 (3) | comments 0

Psychologists report that a gender gap in spatial skills starts in infancy

(PhysOrg.com) -- Men tend to perform better than women at tasks that require rotating an object mentally, studies have indicated. Now, developmental psychologists at Pitzer College and UCLA have discovered ...

Medicine & Health / Psychology & Psychiatry

created Dec 09, 2008 | popularity 4.6 / 5 (16) | comments 14

Researchers get first look at how groups of cells coordinate their movements

(PhysOrg.com) -- Using novel imaging, labeling, and data-analysis techniques, scientists from the California Institute of Technology (Caltech) have been able to visualize, for the first time, large numbers ...

Biology /

created Dec 09, 2008 | popularity 4.9 / 5 (8) | comments 0

Surface-level ozone pollution set to reduce tree growth 10 percent by 2100

Modern day concentrations of ground level ozone pollution are decreasing the growth of trees in the northern and temperate mid-latitudes, as shown in a paper publishing today in Global Change Biology. Tree growth, measur ...

Space & Earth / Environment

created Dec 09, 2008 | popularity 3 / 5 (6) | comments 4

UK kidney cancer patients face toxic, out-dated treatments with little hope of change

Leading oncologist Professor Tim Eisen has expressed concerns that patients with advanced kidney cancer could be condemned to toxic, barely effective, 20 year-old treatments because the National Institute for Health and Clinical ...

Medicine & Health / Health

created Dec 09, 2008 | popularity not rated yet | comments 0

Secret ingredient for the health of tropical rainforests found

A team of researchers led by Princeton University scientists has found for the first time that tropical rainforests, a vital part of the Earth's ecosystem, rely on the rare trace element molybdenum to capture the nitrogen ...

Space & Earth / Earth Sciences

created Dec 09, 2008 | popularity 4.8 / 5 (22) | comments 2

People who want access to the NHS should behave more responsibly, says expert

Patients should recognise they have to take responsibility for their own health if they want access to free healthcare, says a leading academic.

Medicine & Health / Health

created Dec 09, 2008 | popularity 3 / 5 (2) | comments 0

Report reveals diverse recreation needs on national forests

Hispanics often do not visit undeveloped natural areas like national forests because of a lack of information about recreation opportunities, according to a recent Forest Service report.

Space & Earth / Environment

created Dec 09, 2008 | popularity not rated yet | comments 0

Discovery of microbe in roundworm provides animal model for 'emerging pathogen'

An international team of biologists has discovered a new species of microsporidia, a single-celled parasite of animals, in a roundworm used in genetic laboratories around the world.

Biology /

created Dec 09, 2008 | popularity 4.3 / 5 (3) | comments 0

The crash of 2008: A mathematician's view

Markets need regulation to stay stable. We have had thirty years of financial deregulation. Now we are seeing chickens coming home to roost. This is the key argument of Professor Nick Bingham, a mathematician at Imperial ...

Other Sciences / Mathematics

created Dec 09, 2008 | popularity 3.2 / 5 (63) | comments 29

Researchers Plan to Simulate Movements of 300 Million Americans

(PhysOrg.com) -- Researchers from Virginia Tech are developing a computer simulation that matches the movements of all 300 million people in towns across the US. The team hopes that the model will help them ...

Technology / Computer Sciences

created Dec 09, 2008 | popularity 4.3 / 5 (26) | comments 8 weblog