Brightsurf Science News & Current Events

August 19, 1999
Mayo Clinic study reports that centenarians do well following surgery
It's not how old you are; it's how sick you are -- at least when it comes to recovery following surgery.

New study from researchers at University of Georgia suggests condom use sends positive message to partner
A new study by a professor of speech communication and two graduate students at the University of Georgia has shown for the first time that the use of condoms, especially in first- time sex, may lead to closer, more intimate and longer- lasting relationships.

Pedal power: Bicycles waste little energy
When it comes to efficient use of energy, it's tough to beat a bike, Johns Hopkins engineers have learned.

1999 Global Change media directory now available
The NASA Earth Observing System Global Change Media Directory 1999 provides journalists with a ready source of international expertise on global climate change science and policy.

Researchers develop first potential schizophrenia genetic animal model
The first potential genetically engineered animal model for schizophrenia -- a long-term, disabling mental illness afflicting 1.5 million U.S. residents -- has been created by University of North Carolina at Chapel Hill scientists collaborating with Duke University researchers.

Milestone study in development of xenotransplantation
Evaluation of the largest ever retrospective study to assess the safety of xenotransplantation shows there is no evidence of Porcine Endogenous Retrovirus (PERV) infection in 160 patients previously treated with living pig tissue.

Discovery sheds new light on species diversity in the ocean
Research published in this week's Nature uses satellite observations to predict count of zooplankton species with 90 percent accuracy.

LSU Ag Center researchers look for better ways to assess pollution in Tangipahoa River
Researchers at the LSU Agricultural Center are looking for better ways to assess possible sources of pollution in the Tangipahoa River.

Hepatitis E virus infection may be widespread in rats
An NIH-supported study suggests that hepatitis E virus (HEV) is common among wild rats in the United States.

Researcher finds way to kill bacteria in tiny places
A microbiologist with the LSU Agricultural Center has developed a procedure for controlling bacterial colonies in dental equipment and other hard-to-get-to places.

Genetic variation in sensitivity to estrogen may mask endocrine disruption
Genetically different strains of laboratory mice vary dramatically in their sensitivity to estrogen, say researchers at the University of California, Davis.

Environmental writer wins top chemistry reporting award
Oil spills, air pollution and acid rain are among the topics that Jeff Wheelwright -- winner of the top communications award from the world's largest scientific society -- examines and explains to the general public.

Ship sulfur emissions found to strongly impact worldwide ocean and coastal pollution
Ship emissions are a dominant contributor to atmospheric sulfur dioxide concentrations over much of the world's oceans and in several coastal regions, researchers from Carnegie Mellon University and Duke University report in a Nature article today.

Decline in awareness and treatment of high blood pressure could pose a serious public health threat
After rising for more than a decade, the rates of awareness and control of high blood pressure -- a major risk factor for stroke and heart disease -- appear to be falling.

AAAS study calls for federal funding for stem cell research but sees no need for new oversight mechanisms
A preliminary study released today by AAAS and the Institute for Civil Society supports federal funding for research involving existing human stem cells, but says the process of deriving stem cells should not receive government money.

A leading cause of blindness may be controlled by simple course of oral antibiotic
A study published in the Aug. 21 issue of The Lancet provides evidence that treating entire communities with a short course of the oral antibiotic azithromycin is more effective than the standard six-week course of daily tetracycline ointment in controlling development of trachoma.

Computerized map responds to speech and gestures
Penn State researchers have developed a prototype system to help visitors locate campus parking lots and buildings by talking with a computer-controlled map that responds not only to the spoken word but also to natural hand gestures.

Local chemist and TV personality receives public outreach award
Thomas Holme, chemistry professor at the University of Wisconsin-Milwaukee and television personality of

Hypothyroidism during pregnancy linked to lower IQ for child
Children born to mothers with untreated hypothyroidism during pregnancy score lower on IQ tests than children of healthy mothers. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to