Brightsurf Science News & Current Events

January 21, 2003
For spinal cord injury patients, new insights for rehabilitation therapy
Researchers study patients with spinal cord injuries for clues to vascular changes and rehabilitation options.

News & Ideas: Nanotechnology
This edition of News & Ideas is devoted to two Rensselaer materials science and engineering researchers who have recently made back-to-back breakthroughs in the areas of nanotechnology.

Study shows preschool can prevent abuse
According to a new study by researchers at the University of Wisconsin-Madison, educational intervention programs for young children that also involve the parents help cut the rate at which enrolled children will be abused or neglected by their caregivers.

A new animal study clarifies how different parts of the brain regulate sleep
Sleep researchers find that different areas of the brain have a variety of sleep requirements and regulate rest accordingly.

Early marijuana use increases risk of drug and alcohol problems later in life
A study of Australian twins has found that the age a person begins to smoke marijuana has a significant influence on whether they will develop drug and alcohol problems later in life.

Prehistoric NW Indians hunted fur seals of sustainable basis
Archaeological evidence from prehistoric Washington and Alaskan hunters adds new fuel to the ongoing debate over the belief that humans have a propensity to over-exploit their natural resources, and also indicates that early Indians' harvest of northern fur seals was sustainable.

Female hormones found to protect against harmful effects of fructose
Groundbreaking study in female mice links estrogen, lower blood pressure, and insulin resistance, despite a high fructose diet.

Pharmacy consultations cut death, hospitalization rates
Patients may be less likely to die or be hospitalized from drug-related complications if they talk to their pharmacists about their prescriptions, new research finds.

The jaw's stiffness found to dictate speech production
Earlier research findings have demonstrated that pronunciation alone may not be key for kinetics, because the jaw has a natural stiffness, causing variability in motion as speech is made.

Sophisticated drugs detection
BINDER brings together Swedish and Irish partners to produce a revolutionary detection system for illegal drugs.

Making ferries faster
Software engineers meet ship builders through MONITUS, a project that is helping high-speed ferries travel faster over rough seas.

Emerging threats to tropical forests
Tropical forests are subjected to myriad environmental alterations, many of which are relatively new or poorly understood.

Light at the end of the tunnel: Photonics are tipped to make global communications network a reality
Photonics is increasingly being identified as a key enabling technology in the construction of a global communications network.

Tufts University research shows TV carries messages that influence infants' behavior
Tufts University assistant professor of psychology Donna Mumme and Anne Fernald of Stanford University have found that 12-month-olds are able to draw implications for their own actions by observing televised emotional reactions of another person toward a particular object, like a ball.

Boning up on bone loss
Noted researcher Kenneth McLeod says neither weight-bearing exercise nor calcium supplements--not even a combination of the two--is capable of triggering the growth of new bone.

Peer groups influence early adolescent bullying behavior
Peer-group influence on adolescents is well established, especially regarding drugs and alcohol.

Millions of Americans are failing to get recommended health care
A new nationwide survey by researchers at the University of Chicago and the University of California, Berkeley, reveals that tens of millions of Americans with chronic diseases are not receiving the type of care management proven to be effective.

Long-lost records confirm rising sea level
The discovery of 160 year old records in the archives of the Royal Society, London, has given scientists further evidence that Australian sea levels are rising.

Wide variation in physician career satisfaction seen across local markets
A multi-year physician survey on career fulfillment showed significant variation in satisfaction levels across local health care markets, and it found that nationally, 18 percent of physicians were somewhat or very dissatisfied, according to a study by researchers at Harvard Medical School and the Center for Studying Health System Change (HSC) that appears in the Jan.

UNC study confirms that food portion sizes increased in U.S. over two decades
Between 1977 and 1996, portion sizes for key food groups grew markedly in the United States, not only at fast-food restaurants but also in homes and at conventional restaurants, a new study shows.

Restoring a century of cinema for use by TV, DVD and the Internet
A content-hungry new media spanning TV, DVD and the Internet is looking to the cinema archives for material.
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