Brightsurf Science News & Current Events

August 05, 2005
UNC scientists discover new role for protein as fundamental inhibitor of cell movement
Scientists from the University of North Carolina at Chapel Hill School of Medicine and the UNC Lineberger Comprehensive Cancer Center have identified a protein that may inhibit cellular movement, or migration.

LSUHSC innovation in patient safety training to improve surgical outcomes
Through a peerless combination and adaptation of the most sophisticated medical simulation and virtual technology developed to date, faculty at LSU Health Sciences Center in New Orleans are now training future generations of medical professionals to anticipate and avoid medical errors.

Assisted living and in-home care increase as nursing home beds decline
Even with the US population rapidly aging, a smaller proportion of elderly and disabled people live in nursing homes today compared to 1990.

Eye on the prize: UH optometry students set record with fellowships
Recognizing research efforts from basic eye focusing to contact lens design for diseased cornea patients, University of Houston now holds the record for receiving the most fellowships ever awarded to a North American optometry college.

National Academies advisory: NASA's future space and science programs
NASA's Vision for Space Exploration, announced by President Bush in January 2004, is a long-term program to further explore the solar system using both manned and robotic spacecraft.

Say again?
People often fail to avoid ambiguities when they speak. Previous research has shown that speakers choose their sentences based, in part, on how easy those sentences are to produce for themselves while not taking ease of comprehension into account.

Global warming's effects extend to world's smallest butterfly
A new study shows that human-induced global warming will accelerate the extinction of this species.

Tiny infrared laser holds promise as weapon against terror
Northwestern University researchers have demonstrated a specialized laser that holds promise as a weapon of defense in civilian and military applications.

National Academies news: DOE should consider enhancing cleanup and stabilization
Tanks containing radioactive waste at the U.S. Department of Energy Savannah River Site, a nuclear weapons facility in South Carolina, should not necessarily be sealed as soon as the bulk of the waste has been removed, says a new congressionally mandated report from the National Academies' National Research Council.

Changes in technique can reduce radiation dose in CT examination
Two minor changes in technique could make a major difference in the radiation dose used in survey CT scans, a new study shows.

Discarded placentas deliver researchers promising cells similar to embryonic stem cells
Routinely discarded as medical waste, placentas could feasibly provide an abundant source of cells with the same potential to treat diseases and regenerate tissues as their more controversial counterparts, embryonic stem cells, suggests a University of Pittsburgh study to be published in the journal Stem Cells and available now as an early online publication in Stem Cells Express.

Creating and supporting family therapists of color
A new training program recruits and retains people of color in the field of family therapy.

National Academies advisory: 'Science and Art Conservation'
As a follow-up to the National Academy of Sciences' Arthur M.

Breastfeeding: Soothes baby and mom
New research from Montreal, Canada scientists shows the benefits of breastfeeding on mental health.

Luxembourg becomes ESA's 17th Member State
Following its ratification of the ESA Convention, Luxembourg has become ESA's 17th Member State with effect from 30 June 2005.

VIB signs cooperation agreement for the development of a new, universal flu vaccine
This week VIB has entered into an agreement with the British company Acambis for the development of a new flu vaccine.

Earth from Space: unique Arctic landscape surveyed by Proba
This Proba image shows the region around Samoylov Island, located within the Lena River Delta on the Laptev Sea coast of Northern Siberia.

New technology shows our ancestors ate...everything!
Using a powerful microscope and computer software, a team of scientists from Johns Hopkins, the University of Arkansas, Worcester Polytechnic Institute and elsewhere has developed a faster and more objective way to examine the surfaces of fossilized teeth, a practice used to figure out the diets of our early ancestors.

Medical leaders meet to commemorate National Biocontainment Lab construction start
Scientific and political leaders will commemorate the start of construction on the United States' first National Biocontainment Laboratory at noon Wednesday, Aug.

Tiny roundworm's telomeres help scientists to tease apart different types of aging
The continual and inevitable shortening of telomeres, the protective

Voracious black holes hide their appetite in dusty galaxies
A UK-led team of astronomers reports today (August 4th) in Nature that they have tracked down an elusive population of black holes growing rapidly hidden behind clouds of dust.

Veg out to live longer?
Medical, food and crop researchers will team up for an international conference in Quebec Aug.

MRI is better than SPECT in assessing heart damage in patients with hypertrophic cardiomyopathy
Contrast-enhanced MRI is better than SPECT in detecting heart damage in patients with hypertrophic cardiomyopathy, a disease that can lead to sudden death in young patients.

Mars Express radar collects first surface data
MARSIS, the sounding radar on board ESA's Mars Express spacecraft, is collecting the first data about the surface and the ionosphere of Mars.

Cassini flies by Saturn's tortured moon Mimas
On its recent close flyby of Mimas (MY-muss), the Cassini spacecraft found the Saturnian moon looking battered and bruised, with a surface that may be the most heavily cratered in the Saturn system.

Ovarian cancer risk and consumption of milk products and lactose
An analysis of 21 studies that have investigated the link between ovarian cancer and the consumption of milk products and lactose has found some support for the hypothesis that high intake is associated with increased cancer risk. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to