Brightsurf Science News & Current Events

August 16, 2000
ORNL helping EPA put instruments to the test
OAK RIDGE, Tenn., Aug. 17, 2000 - Manufacturers of portable instruments or test kits to detect explosives or polychlorinated biphenyls (PCBs) in soil and transformer oil will have a better idea of how well their gear works after participating in a program at the Department of Energy's Oak Ridge National Laboratory (ORNL).

How parents can keep teen siblings from fighting
Parents of teen siblings exert a greater influence than previously believed on the relationship between two youths and the amount of fighting between them, says a new study.

Enzyme offers target to attack drug-resistant tuberculosis
HHMI researchers have discovered an enzyme that allows TB to metabolize nutrients and persist for months while shielding itself from immune-system attack by hiding inside macrophages.

UBC researchers find key to reducing inflammation
A protein that reduces inflammation has been discovered by a group of UBC researchers.

Work off high blood pressure with exercise, not drugs
A program of regular exercise and weight loss can be a first option for treating overweight individuals with moderately high blood pressure -- and may keep them from having to take anti-hypertensive drugs, according to a study in this month's Hypertension.

Simple and inexpensive, an artificial nose senses smell by seeing colors
Imagine a small slip of paper that can sniff out odors such as sour milk, illegal drugs, environmental pollutants, poisonous gases or deadly toxins simply by changing color.

Skin and hair spring from the same stem cells, researchers find
In a study that has implications for understanding the way skin wounds heal and some skin cancers develop, researchers at the University of Pennsylvania Medical Center and New York University School of Medicine have found compelling evidence that the hair follicle and the epidermis may originate from the same cache of stem cells.

State-of-the-art measuring techniques show northern Hayward fault slips freely, meaning less chance of a major quake
While the Hayward fault running through Oakland is one of the most dangerous in the state, it is unclear whether the northern segment underlying Berkeley has ever generated a quake.

Cranfield looks at recycling attitudes
Cranfield University in England has conducted a major study into the public's attitude to recycling water.

UF researchers: technique cuts pollution from burning treated wood
A University of Florida research team has developed a new technique to reduce toxic pollution from incinerating pesticide-treated wood, a development that comes amid growing national debate over how to safely dispose of the wood.

Beer found to contain potent antioxidant
Researchers have discovered a potent antioxidant in beer that gives new meaning to the traditional toast: 'to your health.' The finding is reported in the September issue of the Journal of Agricultural and Food Chemistry, a peer-reviewed journal of the American Chemical Society, the world's largest scientific society.

Living in the pharmaceutical century
The American Chemical Society, the world's largest scientific society, has published The Pharmaceutical Century, a history of 20th century medical advances and the technology that made them possible.

Ginger may spice up the lives of pregnant women
A new trial will investigate previous claims that the herb ginger can be effective in alleviating the nausea and vomiting suffered by many pregnant women.

Smallest of jets: research shows potential of 'nanojets' for smaller circuitry & injecting genes
Liquid jets a few nanometers in diameter could one day be used for producing ever-smaller electronic circuitry, or injecting genes into cells.

Census of chemists shows modest gain in earnings
The median salary for chemists has increased to $70,000 annually, according to the annual salary and employment survey conducted by the American Chemical Society, the world's largest scientific society.

Physicist says women could vault to new Olympic records
University of Texas physicist Cliff Frohlich says women are poised to make even bigger leaps in the record books.

Catalytic converters fix one pollution problem, cause another
The same catalytic converters credited with reducing harmful pollution from automobiles may themselves produce large quantities of haze-causing ammonia, according to a report in the September 1 issue of Environmental Science & Technology, a peer-reviewed journal of the American Chemical Society, the world's largest scientific society.

Research shows many television news directors, reporters believe high-tech 'toys' shaping reports
A recent UNC-CH study surveyed U.S. television reporters and news directors in the 211 U.S. media markets.

Researchers find key to tuberculosis persistence in the body
The tuberculosis bacterium requires a specific enzyme to cause persistent infection, a consortium of researchers at Rockefeller University and three other institutions have found.

American Thoracic Society news tips for August
Newsworthy articles in the American Thoracic Society August journals include: survival rates have risen two-fold for HIV- related pneumonia with respiratory failure; new lung function data from normal Hong Kong children were 10 percent lower than figures for white youngsters; and relapses from a respiratory disease called cryptogenic organizing pneumonia (COP) are part of the disease process and do not affect outcome.

The Consortium of New York Geriatric Education Centers awarded 1.3 million
The Consortium of New York Geriatric Education has received a $1.3 million grant from the Bureau of Health Resources and Services Administration to bring cutting edge knowledge and training to health professionals who work with older adults.

Hair follicles provide the stem cells for the skin's entire epidermis
The hair follicle isn't just a hair factory. Researchers have now discovered that the hair follicle is the source of new cells for the skin's outermost layer, the epidermis, which is replenished throughout life

'Unsafe' levels of dioxin in gourmet ice cream; more dioxin in Ben & Jerry's than gasoline refinery effluent, researchers report
The dioxin level in a sample of Ben & Jerry's brand ice cream is about 2,200 times greater than the dioxin level allowed in a 'serving' of wastewater discharged into San Francisco Bay from the Tosco Refinery, according to a study presented at the Dioxin 2000 conference in Monterrey, California.

Reclaiming the internet's original purpose
The Internet, so powerful for sharing text, images, sounds and videos, is now weakest at exchanging raw data between researchers.

No significant link proven between strokes and chiropractic
In an attempt to discredit chiropractic and discourage people from seeking chiropractic care, some proponents of allopathic medicine continue to disseminate misleading information about a link between cervical adjustments and strokes.

Bringing bone to the right places
Osteoporosis researchers have long dreamed of strengthening bones, but haven't had a method that could stimulate bone growth to the areas that needed it.

Cloned pig debuts in Science, sets the stage for organ transplants
Meet Xena the pig, successfully cloned from fetal cells by a microinjection procedure.

Chiropractic: keeping golfers in the swing of things
Both professional and amateur golfers have learned that a chiropractor can help prepare them physically for their best game of golf and can get them back on the links quickly when an injury occurs.
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