Brightsurf Science News & Current Events

March 02, 2000
Astronomers meet at Arecibo to discuss next-generation radio telescope
More than 60 radio astronomers affiliated with the SKA U.S.

Boston study finds marijuana use can trigger heart attack
In the first hour after smoking marijuana, a person's risk of a heart attack can shoot up nearly five-fold, say researchers at Beth Israel Deaconess Medical Center in Boston.

New technique improves accuracy of gene tests
Researchers have developed a new technique promising to significantly improve the accuracy of genetic testing or cancer and many other diseases.

Physical activity may reduce levels of 'fat hormone' in men
The so-called

Blood screening test for Down's syndrome no more effective than simply using age and scans
Antenatal screening for Down's syndrome using a blood test - serum screening, sometimes known as the

Periodontists encourage patients to quit smoking habit
Most periodontists routinely advise their patients who smoke to quit, according to a recent online poll of periodontists conducted by the American Academy of Periodontology (AAP).

Cholesterol levels not necessarily indicative of cardiac health
Cholesterol levels may reflect a person's diet, but they say little about cardiac health, researchers say.

Statement of Daryle H. Busch, Ph.D., President of the American Chemical Society on K-12 science education February 29, 2000
This week, the Senate Subcommittee on Children and Families of the Senate Health, Education, Labor and Pensions Committee will mark up S.

USGS scientists find new population of Asian swamp eels in south Florida
A new population of non-native Asian swamp eels, a highly adaptable predatory fish, has been found within a kilometer of the eastern border of Everglades National Park.

Researchers identify suspect organism in feline infectious anemia
Veterinary scientists at the University of Illinois have proved that an organism long suspected as the cause of feline infectious anemia (FIA) indeed is the culprit.

3-D helps officials better monitor power demand, manage markets
As the electric power industry becomes increasingly competitive, knowledge concerning the capacity and constraints of the electrical generation and distribution system will become a commodity of great value.

New cancer classification brings quicker treatment to some
An international group of cancer specialists has developed a new classification for cancers of the blood that may change when treatment will begin and what treatment will be received.

Your kids are what you eat
The eating habits of parents may play an important role in the development of obesity in children, according to research being presented today at the American Heart Association's L.J.

'We're not getting any younger': Healthcare solutions for an aging population
The University of North Carolina at Chapel Hill Division of Health Affairs-comprised of top-10 ranked schools of dentistry, medicine, nursing, pharmacy and public health-has created a media fellowship to address the issue of aging.

Sociologists design the future: Utopian visions from America's leading social scientists
Leading American sociologists give practical prescriptions for a more perfect world, based on solid social science research in the January 2000 issue of Contemporary Sociology, an official journal of the American Sociological Association.

HIV hijacks immune cells to enter the body
HHMI researchers have discovered how HIV first enters the body through mucosal surfaces such as the rectum, cervix and uterus.

Fat particles released during heart surgery can damage brain, study shows
The longer heart surgery takes, the more tiny particles of fat enter the bloodstream and circulate to the brain, blocking tiny blood vessels, Wake Forest University researchers reported in the March issue of Stroke, an American Heart Association journal.

Stress reduction through the Transcendental Meditation program may reduce atherosclerosis and risk of heart attack and stroke
Learning to relax and reduce stress through the practice of the Transcendental Meditation (TM) technique may reduce atherosclerosis--and risk of heart attack and stroke--according to findings published today in the American Heart Association journal Stroke.

New test can help doctors predict which adolescents are smokers
By asking a few simple questions, along with getting a urine sample, physicians can determine which of their pre-teen and teenage patients smoke cigarettes.

Field refuges prevent moth's resistance to genetic insecticides
Cornell University scientists have demonstrated that creating a refuge of unprotected plants in a crop field reduces the chance of insects developing resistance to transgenic insecticidal plants, the researchers report in the March 2000 issue of the journal Nature Biotechnology.

Pain control hormones reduced in severe PMS
Women with a very severe form of premenstrual syndrome are more sensitive to pain and are more likely to have lower blood levels of beta-endorphins, the body's natural pain- killing hormones, according to researchers at the University of North Carolina at Chapel Hill School of Medicine

Fitness crazes, sports booms often figments of media's imagination
From Jane Fonda in the mid-1980s to

UK health spending won't reach European Union average with current growth rates
The government's stated intention to equal the European Union (EU) average spend on health care by 2006 cannot possibly be realised on the basis of current growth rates, concludes a study in this week's BMJ.

Virginia-Maryland Regional College of Veterinary Medicine launches wildlife rabies vaccination program
In April, public health workers and volunteers will begin distributing 17,000 doses of rabies vaccine over an area which covers about one-sixth of Fairfax County, Virginia, to help control a raccoon rabies epidemic in the area.

Virginia Tech professor named to National Academy of Engineering
Hanif Sherali, the W. Thomas Rice Chair of Engineering at Virginia Tech, has been elected to the National Academy of Engineering (NAE).

Geological origins of ancient figures yield clues to Cahokian society
Long before St. Louis became known as the Gateway to the West, another expanding culture had created a major ceremonial mound complex known as Cahokia.

New satellite data to assess role clouds play in climate change
A wealth of information on the physical properties and global distribution of clouds -- soon to be collected by a recently launched satellite called Terra -- could help scientists better predict climate change, says a University of Illinois researcher involved with the project.

Virginia Tech faculty members named two of top professors in the state
A Virginia Tech agricultural economist who has been credited with transforming a major sector of America's agriculture industry, and a chemical engineering professor who has been nationally recognized for his teaching for three decades, have received the Virginia Outstanding Faculty Award based on their teaching, research, and public service activities.

Short children more likely to be bullied at school
Short children are more likely than those of average size to complain of being bullied at school, suggests research in this week's BMJ.

Light receptor may be key in how animals use Earth's magnetic field
A blue-light photoreceptor found in nerve layers of the eyes and brains has caught the attention of University of Illinois researchers who are seeking the magnetic compass that lets migratory birds and many other creatures find home using the magnetic field of Earth.

Diffusive infiltration may explain strange behavior in magma
Recent experiments by a University of Illinois researcher have shed light on how glassy materials -- melts that have been quickly frozen -- are formed in exotic chunks of mantle called xenoliths, and how ascending magmas in the mantle can affect the lava output at Earth's surface through chemical, rather than thermal, reactions.

Mars global surveyor provides a geologist's survey of Mars
Arizona State University geologists report the first results of a survey being performed by the Mars Global Surveyor's Thermal Emission Spectrometer (TES) of the planet's mineral composition.

Electrochemical process makes ultra-small silicon nanoparticles
University of Illinois researchers have developed a process for converting bulk silicon into ultra-small, nano-sized particles.
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