Brightsurf Science News & Current Events

January 15, 2001
NASA second generation reusable rocket program opens its doors at Marshall Center
NASA has created a new program office to lead its effort to enable development of a new reusable launch vehicle for flight in 2010 that will be dramatically safer and less expensive than today's rockets.

Annals of Internal Medicine, Tip sheet, January 16, 2001
1) Physical Activity Reduces Heart Disease Risk in Women with Diabetes; 2) Drug May Lower Colon Cancer Risk for Some with Ulcerative Colitis; 3) Alcohol Abuse Increases Risk for Cirrhosis in Patients with Hepatitis C

February 15, 2001, deadline for science writing award
Established by the American Chemical Society (ACS) in 1955, the James T.

African Americans in VA hospitals have lower mortality than white patients, study finds
African Americans hospitalized at Veterans Affairs Medical Centers have a 25 percent lower mortality than white patients, according to researchers from the San Francisco VA Medical Center and University of California, San Francisco.

Ph.D. training lacking in career preparation, study says
A new national study of more than 4,000 doctoral students at 27 major universities says the training doctoral students receive is not what they want, nor does it prepare them for the jobs they take.

Antarctic ice shelf collapse is triggered by warmer summers, melt water
Warmer surface temperatures over just a few months in the Antarctic can splinter an ice shelf and prime it for a major collapse, NASA and university scientists report.

With HIV rising, UMBI tailors vaccine for Nigeria
Research parasitologist Simon Agwale at the University of Maryland Biotechnology Institute reported in Abuja, Nigeria that he and colleagues have developed an experimental HIV-1 vaccine, tailored specifically to help fight AIDS in his native Nigeria.

Martian ice streams, not floods, may have shaped channels
Some channels visible on the surface of Mars may have been gouged by ice, rather than by catastrophic flooding, as is generally believed.

Study sheds new light on Lyme disease transmission
New research on the tick-borne bacteria responsible for Lyme disease likely will make scientists think differently about how to develop a more effective vaccine.

Economic costs of extreme weather, state by state
Florida leads with the highest annual average costs for major weather disasters; Louisiana and Texas rank second and third in the 2001 edition of the Web-based Extreme Weather Sourcebook, created at the National Center for Atmospheric Research.

People prefer to know when a stressful event is about to occur
Sixty percent of participants in a study led by Brown researchers expressed a preference for knowing when an anxiety-provoking event was about to occur.

Persistent overeating by the obese generates massive free radical load, initiating artery disease
Endocrinologists at the University at Buffalo have pinpointed one of the mechanisms that place the obese at higher risk of atherosclerosis and subsequent heart attack.

SEQUENOM announces publication of results from large-scale SNP study with the National Cancer Institute
SEQUENOM and the National Cancer Institute reported results of a four week study in the Proceedings of the National Academy of Sciences.

New research expands understanding of treatment for ADHD
Although Ritalin is the most frequently prescribed drug for ADHD, its mechanism of action is poorly understood.

Antarctic ice shelf collapse triggered by warmer summers
Warmer surface temperatures during summers can cause more ice on Antarctica ice shelves to melt into standing water ponds, then leak into cracks and increase the odds of collapse, according to a new study led by a University of Colorado at Boulder researcher.

Biochemist finds flexibility in key HIV protein
University of Cincinnati biochemist Pearl Tsang and collaborators found that a key portion of gp120 might not be a suitable target for anti-HIV drugs.

Eating more fish and n3 fatty acids associated with reduced risk of stroke for women
Higher consumption of fish and n3 polyunsaturated fatty acids is associated with a reduced risk of some types of stroke among middle-aged women, and primarily among women who do not take aspirin regularly, according to an article in the January 17 issue of The Journal of the American Medical Association (JAMA).

Improved rain predictions could improve flood forecasting
Forecasts for heavy rains in the Middle Atlantic region of the U.S. often come too late to predict flooding accurately, but evaluations of past storms with different forecasting methods may improve flood prediction, according to two Pennsylvania meteorologists.

Scientists make rain in Mexico
Producing more rain by seeding clouds may no longer be wishful thinking.

AAPS PharmSci debuts theme issue on pharmacogenetics, pharmacogenomics
The American Association of Pharmaceutical Scientists' (AAPS) online journal, AAPS PharmSci,
Black patients in VA hospital have better survival rates than whites
Black patients admitted to Veterans Affairs (VA) hospitals for treatment of six common medical diagnoses have lower mortality rates than white patients treated for the same illnesses, according to an article in the January 17 issue of The Journal of the American Medical Association (JAMA).

New Brookhaven Lab study shows how ritalin works
Although Ritalin has been used for more than 40 years as a successful treatment for ADHD, minimal information exists on exactly how the drug works in the brain.

Archiving scholarly journals in digital form raises questions
Cornell University Library's

More El Niño's and La Niña's may lead to more global rainfall extremes
There has been a higher frequency of El Niños and La Niñas over the last 21 years, according to researchers studying changes in tropical precipitation patterns.
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