Brightsurf Science News & Current Events

February 11, 2007
Model shows big body of water in Earth's mantle
Michael E. Wysession, Ph.D., Washington University professor of earth and planetary sciences in Arts & Sciences has made the first 3-D model of seismic wave damping -- diminishing -- deep in the Earth's mantle and has revealed the existence of an underground water reservoir at least the volume of the Arctic Ocean.

Planetary scientist says: Focus on Europa
Yogi Berra supposedly suggested that when you come to a fork in the road, you are supposed to take it.

Grape expectations for healthier wine
A new technique that uses ozone to preserve grapes could help prevent allergies and boost healthy compounds at the same time.

Technology captures tumors' genetic profile, guides cancer treatment
A study led by Boston researchers provides the first demonstration of a practical method of screening tumors for cancer-related gene abnormalities that might be treated with

New mechanism for nutrient uptake discovered
Biologists at the Carnegie Institution's Department of Plant Biology have discovered a new way that plant cells govern nutrient regulation--neighboring pore-like structures at the cell's surface physically interact to control the uptake of a vital nutrient, nitrogen.

Manipulating nature: Scientists query wildlife birth-control method
Australian scientists are raising concerns over the unpredictable nature of a contraceptive vaccine that aims to control populations of wild animals, such as rabbits and foxes.

It's not easy being green
Being a green consumer is hard work, according to new research funded by the Economic and Social Research Council (ESRC).

Cleft palate in fetal mice prevented by treating
Mice engineered to have cleft palates can be rescued in utero by injecting the mothers with a small molecule to correct the defect, say scientists at the Stanford University School of Medicine and Lucile Packard Children's Hospital.

Psychologists show that 'money changes everything'
It's been said by everyone from Cyndi Lauper to Alex Rodriguez that

Physicists set 'speed limit' for future superconducting magnet
The material currently used in magnetic resonance imaging machines -- a low-temperature superconducting alloy of niobium -- has been pushed almost as far as it can go, to around 21 Tesla.

Extra cortisol protects women's mood under stress
German researchers have found additional evidence that the stress hormone cortisol can have positive effects in certain situations.
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