Brightsurf Science News & Current Events

November 28, 2002
2002 Canon National Parks Science Scholars named by U.S. National Park Service and AAAS
Ramona Maraj has plenty of

No shortage of mysteries on Venus
What kind of mysteries and scientific intrigue await the European Space Agency's Venus Express once it has left Earth for its nearest planetary neighbour in 2005?

The Sirente crater field: The first impact crater in Italy
The first crater due to a meteoritic impact has been discovered in Italy.

New treatment option for children with cholera
Results of a study in this week's issue of The Lancet suggest that the antibiotic azithromycin could be an effective treatment option for children with cholera.

New approach for treating asthma
Authors of a UK study in this week's issue of The Lancet suggest that targeting the underlying cause of asthma--rather than treating symptoms of the disorder--could be more effective in reducing severe asthma attacks.

Structure of pain-modulating enzyme described by scientists at the Scripps Research Institute
A group of researchers from The Scripps Research Institute (TSRI) have solved the structure of an enzyme that modulates central nervous system (CNS) functions such as pain perception, cognition, feeding, sleep, and locomotor activity.

Suicide in China - Underlying risk factors similar to western countries
Authors of a study in this week's issue of The Lancet highlight that the underlying causes of suicide in China--a country with a high suicide rate--are similar to the causes reported in western populations, despite a substantially lower rate of mental illness among suicides in China (63% compared with 90% in western countries).

Rice deciphers optical spectra of carbon nanotubes
Building upon this summer's groundbreaking finding that carbon nanotubes are fluorescent, chemists at Rice University have precisely identified the optical signatures of 33

Poor diabetes control linked to pregnancy complications
Women with poorly controlled diabetes during early pregnancy run an increased risk of their baby being malformed, finds a study in this week's BMJ.

University of Alberta cameras capture rare meteorite
A University of Alberta camera captured a photograph of a blazing fireball, which may provide clues to finding a rare meteorite.

Survival after melanoma not affected by surgical background
Survival of melanoma patients does not depend on the surgical background of the person removing the primary tumour, concludes a study in this week's BMJ.

Jupiter-like planets formed in hundreds - not millions - of years, study shows
An accepted assumption in astrophysics holds that it takes more than 1 million years for gas giant planets such as Jupiter and Saturn to form from the cosmic debris circling a young star.

New UGA study demonstrates bacterial pathogens use hydrogen as energy source in animals
A new study, just published in the journal Science, shows for the first time that some bacteria that cause diseases in humans use molecular hydrogen as an energy source.

Concerns over public reporting on quality of care in the NHS
The public disclosure of information about quality of care is a central component of UK government's plans for the reform of the NHS.

New thoughts on evolution arise from UH yeast study
The sex life of yeast has University of Houston biologists fermenting new ideas about evolution and beer.

New technique for measuring blood flow to brain in babies
Authors of a research letter in this week's issue of The Lancet describe how an ultrasound technique can be used as a non-invasive way of measuring blood flow to the brain in babies, which may be of benefit to infants with brain disorders arising from restrictions in cerebral blood flow.

Columbia University researchers find key to the formation of new seafloor spreading centers
Researchers introduce a new model for the process of mid-ocean ridge propagation or lengthening, which has critical implications for our ideas of how the crust rifts apart to form a new seafloor spreading center.

Examining a disease decimating global potato yields
In a news story appearing in the journal Science (Nov.

Tailor-made sugar coated proteins manufactured in novel E. coli system
The prospect of using bacteria to manufacture complex human proteins for use in therapeutic drugs is a step closer thanks to new research published today in Science.

'Ariane 10 tonnes': added lift capability for Europe
To meet market demand, Europe is about to launch the latest version of Ariane 5, capable of placing up to 10 tonnes of payload in geostationary transfer orbit on November 28th.

Lower risk thresholds for heart disease needed
General practitioners should use lower risk thresholds for heart disease when they are treating high blood pressure in people from ethnic minorities, finds a study in this week's BMJ.
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