Brightsurf Science News & Current Events

April 18, 2008
Geometry shapes sound of music
Through the ages, the sound of music in myriad incarnations has captivated human beings and made them sing along, and as scholars have suspected for centuries, the mysterious force that shapes the melodies that catch the ear and lead the voice is none other than math.

Millions of euros could be saved if breast cancer follow-ups were led by specialist nurses
Follow-up care for breast cancer patients costs less if it is conducted by nurses rather than physicians, yet there is no difference in the patients' anxiety, depression, satisfaction or outcome, according to research presented on Friday at the 6th European Breast Cancer Conference in Berlin.

Major discovery in the treatment of aortic valve stenosis
A team of scientists from the Université de Montréal and the Montreal Heart Institute Research Centre, led by Dr.

University of Arizona scientist shares in discovery of microbe filaments' power
Researchers from the UA and Columbia have discovered that tiny filaments on bacteria can bundle together and pull with forces far stronger than experts had previously thought possible.

Ceramic, heal thyself
A new computer simulation from Pacific Northwest National Laboratory reveals a self-healing behavior that repairs radiation-induced damage in yttria-stabilized zirconia, indicating that the engineered ceramic may be suitable for use in development of radiation-resistant materials for nuclear power plants and nuclear waste storage.

FISH-BOL: NOAA researchers help build a global reference library of DNA barcodes
Bruce Collette, a zoologist at NOAA's National Systematics Laboratory located in the Smithsonian Institution, and NSL colleagues are participating in FISH-BOL, the global Fish Barcode of Life Initiative, which plans to collect at least five representatives each of all 30,000 plus marine and freshwater species in the world.

Study finds patients overestimate cancer screening history
A new American Cancer Society study finds female African American patients tend to overestimate their level of cancer screening, indicating that current estimates of screening based on self-reported data may be lower than reported.

Boys in the Hood
When they first came to the DHS Science and Technology Directorate's

Vitamin D and breast cancer risk
High blood levels of vitamin D protect post-menopausal women from breast cancer.

High anxiety?
Right now, about half of all people who take medicine for an anxiety disorder don't get much help from it.

Mammograms benefit women up to the age of 75 and 3-yearly screening intervals are best
Breast cancer screening is effective, appropriate and reduces deaths from the disease in women aged up to 75, according to new research in over 860,000 women presented on Friday at the 6th European Breast Cancer Conference in Berlin.

Promoting positive changes in youth -- even at-risk youth
Millions of dollars are spent annually on research to reduce risky and problem behaviors in youth.

Green gel
Aaron P. Esser-Kahn and Matthew B. Francis have successfully synthesized a green-fluorescing biodegradable gel that responds to changes in pH value and temperature.

Geotimes examines Google's renewables efforts
Geotimes magazine examines Google's efforts to develop affordable renewable energy in the April issue, available online and on newsstands now.

Fox Chase researchers discover a method for clamping down on a cancer-promoting enzyme
Taking a cue from the Croc Hunter, researchers at Fox Chase Cancer Center have now identified a molecule capable of taping shut the

Researchers warm up to melt's role in Greenland ice loss
In July 2006, researchers afloat in a dinghy on a mile-wide glacial lake in Greenland studied features of the lake and ice 40 feet below.

Get mobile, get promoted
Without that five minutes chat by the water cooler, the open-ended lunch break, or a boss's beckoning door, homeworkers can often feel isolated from colleagues and the opportunities for informal networking and mentoring that are wrought by the almost mythical 9-to-5.

Breast cancers behave differently before and after the age of 70
Researchers in Belgium have discovered that increasing age affects the way breast cancer behaves.

21st Congress of the College of Neuropsychopharmacology
The 21st ECNP Congress is the largest annual meeting on psychopharmacology and mental disorders in Europe of a high scientific standard, attended by more than 6,000 clinical and basic scientists such as psychiatrists, neurologists, psychologists and neuroscience researchers from all over the world.

UC San Diego scientists show first 3-D image of antibody gene
Scientists at UCSD show how a genome is organized in 3-D space.

Female mice can identify inbred males by their scent
Scientists at the University of Liverpool have found that female mice avoid mating with inbred males by 'sensing' the diversity of a protein type in their urine.

Acupuncture relieves hot flushes in breast cancer patients taking tamoxifen
Acupuncture provides effective relief from hot flushes in women who are being treated with the anti-estrogen tamoxifen following surgery for breast cancer, according to new research presented on Friday at the 6th European Breast Cancer Conference in Berlin.

No place like home: Katrina's lasting impact
New Orleans residents who lost their homes in Hurricane Katrina were over five times more likely to experience serious psychological distress a year after the disaster than those who did not.

Beijing Genomics Institute adds AB SOLiD system to its next generation sequencing technologies
The Beijing Genomics Institute announced today that BGI has added Applied Biosystems SOLiD System to BGI's rapidly expanding next-generation sequencing technologies.

Herceptin and chemo improves response rates without major adverse effects in HER2 breast cancer
Women with a particularly aggressive form of breast cancer seem to do better if they are treated with a combined anthracycline and taxane chemotherapy regimen before surgery, together with trastuzumab before and after surgery, according to results from the largest multi-center trial to investigate this treatment.

Patients receive heart valve replacements without surgery using high-tech device
Interventional cardiologists at Rush University Medical Center now offer a minimally-invasive transcatheter valve replacement procedure for patients with congenital heart disease that doesn't involve open heart surgery.

AGI names first Edward C. Roy, Jr. Award recipient
Michelle Brand Buchanan, a teacher at Pineville Junior High in Pineville, La., has been named the first recipient of the Edward C.

Solar flares set the Sun quaking
Data from the ESA/NASA spacecraft SOHO shows clearly that powerful starquakes ripple around the Sun in the wake of mighty solar flares that explode above its surface.

UTMB inventions win University of Texas System commercialization awards
Two inventions created by University of Texas Medical Branch at Galveston researchers have won $50,000 awards from the Texas Ignition Fund, a new program designed to spur the commercialization of technologies developed at UT System institutions.
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