Brightsurf Science News & Current Events

July 24, 2001
Sandia software makes bomb 'bots smarter
Researchers at Sandia National Laboratories have unveiled a wheeled police robot that makes many of the

NTP plans to look at common viruses, radiation, cooking by-products for new carcinogen report
The National Toxicology Program announced today it plans to review three viruses, three forms of radiation, two substances formed in cooking, and a variety of industrial exposures for possible listing in the eleventh edition of the federal Report on Carcinogens, which will be published in 2004.

Vitamin B-12 deficiency is common among both vegetarian and nonvegetarian Asian Indians
A strict vegetarian diet is associated with vitamin B-12 deficiency.

Catechins in black tea may reduce risk of heart disease
Members of the flavonoid family known as catechins are a major component of black tea.

Kinsey study finds adverse sexual, emotional side effects of birth control pills
The birth control pill can have significant adverse effects on sexuality and mood in some women, according to a study by the Kinsey Institute for Research in Sex, Gender and Reproduction at Indiana University.

Are the digits of pi random? A Berkeley Lab researcher may hold the key
No natural constant has ever been proved

Pacific Northwest National Laboratory wins, shares four R&D 100 awards
Researchers at the Department of Energy's Pacific Northwest National Laboratory and their collaborators have been recognized by R&D Magazine as developing four of the 100 most significant innovations of 2000.

NSF awards interdisciplinary Penn team $1.45 million to study, develop building blocks of nanostructures
The National Science Foundation has awarded $1.45 million to scientists at the University of Pennsylvania, establishing a new Nanotechnology Science and Engineering Center that will seek out the building blocks of next-generation nanostructures.

Pork modified to contain more polyunsaturated fat reduces total and LDL cholesterol in women
The typical American diet currently includes 33% of energy from fat, of which 13% is from saturated fatty acids (SFAs) from animal products, 13% from monounsaturated fatty acids, and 7% from polyunsaturated fatty acids (PUFAs).

AAAS letter to President Bush
On behalf of the Board of Directors of the American Association for the Advancement of Science (AAAS), the largest multidisciplinary scientific society in the world, we write to express our strong support for federal funding of research using human pluripotent stem cells.

Playground injuries more severe than motor vehicle accidents
Injuries due to falls from playground equipment result in a higher proportion of severe injuries than either bicycle or motor vehicle crashes, according to a new Children's Hospital Medical Center of Cincinnati study of emergency department visits throughout the United States.

Nutritional screening may predict risk for hospitalization of elderly
Standard health surveys administered to elderly people to predict their risk for future hospitalization have not traditionally included questions on nutritional status, despite the importance of nutritional assessment and intervention in this age group.

Researchers discover new way to block HIV transmission by removing cholesterol from cell membrane: Hopkins study finds HIV requires cholesterol to infect
Cholesterol is instrumental in HIV's ability to infiltrate cells, and removing this fatty material from a cell's membrane blocks infection, according to a Johns Hopkins study reported in the July 20th issue of AIDS Research and Human Retroviruses.

Low power, highly reliable, wireless, infrared local area networks demonstrated
Penn State engineers have shown that broadband, wireless, indoor, local area communication networks that rely on non-line-of-sight infrared (IR) signal transmission can offer low error rates as well as safe, low - below one Watt - power levels.

Milk provides unique benefits in vitamin E enrichments of plasma lipids
Saturated fat found in dairy products may contribute to cardiovascular disease (CVD) risk, while vitamin E, a lipid antioxidant, may have a protective affect against CVD.
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