Brightsurf Science News & Current Events

July 16, 2004
Teen birth rate down, youth less likely to be involved in violent crimes
The well-being of America's children has shown strong gains in some areas but has declined in others, according to a yearly report by federal agencies compiling statistics on children.

Poker Flat Research Range supports unmanned aerial vehicle operations
Staff from Poker Flat Research Range helped secure crucial imagery of wildfires raging through Alaska, including those in their own backyard.

Maternal DHA levels plays important role in infant development
Docosahexaenoic acid, or

Exploring the connection between economic status and physical health in teenagers
To better understand the psychological and social reasons for this connection, we recruited 100 high school students and interviewed them about their life experiences.

Molecular motor shuttles key protein in response to light
In experiments with fruit flies, Johns Hopkins researchers have discovered how a key light-detecting molecule in the eye moves in response to changes in light intensity.

Living at home helps young mothers stay in school
Focusing on mothers between ages 13 to 25 when their children were born, this study measured school enrollment and parenting skills.

Towards a better understanding of children's bicycling injuries
Children between 5 and 15 have the highest rate of bicycle-related injuries.

UC Berkeley, Taiwanese experiment snaps unique images of sprites, jets and elves
Some 1,000 thunderstorms are crackling around the globe at any given time, and many if not most are sending lightning up into the ionosphere as well as down to earth.

AACR applauds FDA decision to create new office of oncology drug products
By creating a new Office of Oncology Drug Products (OODP), the U.S.

Research shows oceans are becoming more acidic
UNESCO has just released the report of a meeting held recently at which leading scientists presented research showing that the world's oceans are absorbing unprecedented rates of Carbon Dioxide, making them more acidic.

Children's perceptions of self influence peer relationships
The goal of this study was to examine how 5th and 6th graders and their peer groups influenced each other.

A mother's obesity can cause malformations in her children
A study of more than 2000 children of women with gestational diabetes (the diabetes that some women get during pregnancy) has revealed that obesity in mothers is one of the most decisive factors contributing to the appearance of congenital malformations in their children, even more so than the seriousness of the diabetes.

New standards to improve measurements of microdevices
Three new standards are under development to improve microelectromechanical systems (MEMS), such as the microaccelerometers that activate automotive airbags.

Significant strides in small regulatory RNA research in plants
Two reports represent a major step forward in research on small regulatory RNA, tiny RNA molecules that play an important role in plant and animal development.

New genetic mechanism for evolution
A team of researchers from the Universitat Autònoma de Barcelona (UAB) has discovered that transposons, small DNA sequences that travel through the genomes, can silence the genes adjacent to them by inducing a molecule called antisense RNA.

Anthropological findings on agricultural origin and dispersals into Europe
Four papers that expand upon the record on the origins of agriculture will appear in a supplement, guest edited by O.

Seeing the same physician regularly leads to better preventive care
According to a new study, adults who regularly visit the same doctor for health care are most likely to receive better preventive treatment, like vaccines for influenza or breast cancer screening.

Lower risk of death for patients who see the same doctor after hospital treatment
Hospital readmission or relative risk of death decreases for patients who see a doctor who actually treated them during hospitalization, rather than another physician, after being released from their stay.

Physical symptoms of depression may be misdiagnosed
A study published in the Journal of General Internal Medicine revealed that physicians sometimes misattribute ill-defined physical symptoms to causes other than what may actually be depression.

Symposium to tackle questions of genetic engineering and biodiversity
The potential benefits and harm from using genetically engineered organisms to restore habitats will be examined at a symposium during the 18th annual Society for Conservation Biology meeting at Columbia University July 30-Aug.

Anxiety during pregnancy affects child behavior
The idea that a woman's emotional state during pregnancy affects her unborn child has persisted for centuries.

Cinnamon oil kills mosquitoes
Cinnamon oil shows promise as a great-smelling, environmentally friendly pesticide, with the ability to kill mosquito larvae, according to a new study.

'Crack babies' do better when placed with non-family caregivers
Researchers and doctors are concerned about the development of children born to women who used cocaine during their pregnancy.

LSU vet school professor uses gene therapy to destroy cancerous tumors
Shulin Li, associate professor in the LSU School of Veterinary Medicine's Department of Comparative Biomedical Sciences, is developing a gene therapy treatment for cancer that could ultimately serve to

Researchers discuss revised Food Guide Pyramid and what it will mean for the food industry
The Dairy Council of California sponsored a thought-provoking forum titled,

Penn School of Medicine researchers honored for their work on schizophrenia and depression
The National Alliance for Research on Schizophrenia and Depression (NARSAD) has awarded $260,000 to three researchers at the University of Pennsylvania School of Medicine to study causes and treatments for mental illness.
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