Brightsurf Science News & Current Events

December 20, 1999
Internet study suggests women & older users more concerned about virtual violence, spreading viruses
Female and older computer users appear more concerned than their counterparts about moral issues affecting the Internet like spreading computer viruses and sharing offensive computer games, according to a study in a journal of the Institute for Operations Research and the Management Sciences (INFORMSĀ®).

NSTX produces one megampere plasma current
On Tuesday, December 14, the National Spherical Torus Experiment (NSTX) at the U.S.

Nonchemical weedkiller has huge potential; hungriest nations may benefit thanks to McGill plant scientists
Currently one of the greatest obstacles to food production in Africa, the parasitic Striga, thrives in areas of poor soil and infests two thirds of land devoted to cereal crops.

Hybrid process uses electricity to shape aluminum auto parts
Automakers may shape aluminum parts more easily in the future because of a new technique that uses electromagnetic pulses to shape metal.

New search for the genetic basis for osteoarthritis
It's not difficult to find a family in which generations have struggled with the same inherited disease.

A new analysis on the risks of NASA'S space station
A management consultancy near Washington DC has released the first results of its attempts to quantify for NASA the risks the crew will face on the International Space Station.

Frank findings about fat and flavor
Researchers in Northern Ireland have released a study in the Journal of Agriculture and Food Chemistry explaining why reduced-fat frankfurters might taste slightly different than regular franks.

Gene therapy will soon be tested on people with Alzheimer's
The first trial to test whether gene therapy can slow the progress of Alzheimer's disease has been given the go-ahead.

Perils on your plate
Your Christmas dinner is full of natural substances that give lab rats cancer, warn a group of New York scientists who have put together a spoof Christmas menu designed to ridicule media scare stories about pesticides in food.

Creatine may improve performance during short bursts of activity
The dietary supplement creatine may enhance the performance of elite male swimmers during short-distance swims.

Estrogen shows promise in warding off heart disease in young rats
Many women start taking estrogen supplements when they reach menopause.

Some consumers use credit cards in pyramid-like scheme
A new study of credit card use in Ohio provides the best evidence to date that some consumers are involved in a risky pyramid scheme: getting new credit cards to pay off old cards.

Research uncovers new information about drivers in 'drowsy' accidents
Drivers who work night shifts, long hours or more than one job are at greater risk of being in a crash caused by falling asleep at the wheel or fatigue, according to a first-of-a- kind University of North Carolina Highway Safety Research Center study.

Anti-electrons help researchers find nano-surface defects in gold
Tiny defects in the surface of common material - from silicon to steel -- determine the properties of material and how it can be used.

Annals of Internal Medicine, Tip Sheet, December 21, 1999
1 - Hospital Errors: Full Disclosure Reduced Overall Lawsuit Costs in One VA Hospital; 2 - Lyme Disease Shows Some Signs of Long-Term Effects; 3 - Warfarin, an Anticoagulant Known to Reduce Risk for Stroke, Is Much Underused

'Playing in the sandbox' yields major AIDS breakthrough
Rajeet Pannu at the University of Alberta, along with Dr.

Death risk higher for elderly women who lose weight, says University of Maryland School of Medicine study
Elderly women face an increased risk of death if they lose weight or are underweight, according to researchers at the University of Maryland School of Medicine.

NIAMS launches multiple projects in autoimmunity
The National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) has awarded nearly $4 million for new projects on autoimmune diseases, conditions in which the body's immune cells mistakenly attack its own tissues and vital organs.

X-33 Linear Aerospike Engine undergoes first full-power test at Stennis Space Center
A new type of rocket engine that will propel the X-33 experimental launch vehicle was tested to full power for the first time Dec.

Chandra maps vital elements from supernova
A team of astronomers led by Dr. John Hughes of Rutgers University in Piscataway, N.J., has used observations from NASA's orbital Chandra X-ray Observatory to make an important new discovery that sheds light on how silicon, iron, and other elements were produced in supernova explosions.

Many classrooms have bad acoustics that inhibit learning
The acoustics of many classrooms are poor enough to make listening and learning difficult for children.

MGH study identifies new inhibitor of tumor angiogenesis and growth
A research team based at the Massachusetts General Hospital has shown that a natural factor called thrombospondin-2 (TSP- 2) inhibits the development of certain tumors in a mouse model by preventing the development of blood vessels, a process called angiogenesis.

Scientists find protein can protect new blood vessels from leaking ---promising complement togrowth stimulant VEGF
A protein recently found to increase blood vessel growth now appears to protect vessels from leaking as well, a potential boon to treatments for chronic inflammatory diseases and for new therapies that grow healthy blood vessels in damaged hearts and limb
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