Brightsurf Science News & Current Events

May 04, 2007
Widespread 'twilight zone' detected around clouds
There is something new under the sun that could complicate scientists' efforts to get a fix on how much the world will warm in the future.

Younger Scots and Welsh may become more likely to support Nationalist parties
Generational change is contributing to a decline in British national pride with young people in Scotland and Wales likely to become increasingly responsive to nationalist parties, a study sponsored by the Economic and Social Research Council shows.

Light sticks may lure turtles to fishing lines
Thousands of loggerhead turtles die every year when they get tangled or hooked in commercial fishing longlines meant for tuna or swordfish.

Computer-aided detection with computed radiography effective in detecting breast cancer
The use of computer-aided detection (CAD) with computed radiography (CR) is effective in the detection of breast cancer, according to a recent study conducted by radiologists at George Washington University Medical Center in Washington, D.C., and iCAD in Nashua, N.H.

CT colonoscopy has 90 percent agreement rate with optical colonoscopy
Nearly 90 percent of colon polyps greater than or equal to six mm in size detected at CT colonoscopy were demonstrated to represent true polyps at subsequent optical colonoscopy (the traditional method of viewing the colon and removing precancerous growths), according to a new study by researchers from the University of Wisconsin Hospital and Clinics in Madison, Wis.

Hamilton College researchers discover molecules with potential to treat breast cancer
Hamilton College researchers have identified molecules that have been shown to be effective in the fight against breast cancer.

The state of the editorial political cartoon: an APSA symposium
As the recent protests over the Danish cartoon controversy in 2005 demonstrate, editorial cartoons reflect important issues of the day and make notable contributions to journalism and popular culture.

Nearly 28,000 US infants died in 2004
Preterm related deaths accounted for more than 10,000 of the nearly 28,000 infant deaths in 2004, according to the National Center for Health Statistics.

GIOVE-A transmits first navigation message
Earlier this week, GIOVE-A successfully transmitted its first navigation message, containing the information needed by user receivers to calculate their position.

Carnegie Mellon professor elected to National Academy of Sciences
Carnegie Mellon Univesity's M. Granger Morgan has been elected to the National Academy of Sciences for his distinguished and continuing achievements in original research.

Older-adult dieting won't lead to reduced physical function, research suggests
Unintentional weight loss in older adults often leads to frailty, a decline in physical function and even death.

Cryoablation is a safe procedure for breast cancer patients, early results indicate
Ultrasound-guided cryoablation of small breast cancer may be a safe procedure associated with minimal morbidity and high patient satisfaction, according to a recent case report by radiologists at the University of Wisconsin Hospital & Clinics in Madison, Wis.

SLEEP 2007 to present more than 1,100 new findings and developments on sleep disorders
SLEEP 2007 will take place in Minneapolis, Minn., from June 11-14, and bring together an international body of 5,000 leading researchers and clinicians, who will present and discuss more than 1,100 new findings and medical developments related to sleep and sleep disorders.

New imaging techniques avoid unnecessary diagnostic tests for Klippel-Trénaunay malformation
The use of multislice computed tomography -- a latest generation scanner -- or of magnetic resonance in the diagnosis of a vascular malformation of congenital origin -- a syndrome known as Klippel-Trénaunay, avoids the patient being subjected to a series of tests and this saves time and provides greater efficacy in treatment.

High intracoronary attenuation improves accuracy of 64-slice CT-CA
High intracoronary attenuation significantly improves diagnostic accuracy in 64-slice CT-CA of the coronary arteries, according to a new study by researchers from Erasmus Medical Center in Rotterdam, The Netherlands and Azienda Ospedaliero-Universitaria in Parma, Italy.

Study evaluates transcription accuracy in men and women
There is a significantly higher rate of transcription error in women compared to men when using commercial voice recognition applications, according to a recent study.

An ancient bathtub ring of mammoth fossils
Geologists have put out a call for teeth tusks, femurs and any and all other parts of extinct mammoths left by massive Ice Age floods in southeastern Washington.

New procedure allows diagnosis of lower back pain cause
Functional anesthetic discography (FAD), a new diagnostic procedure involving injecting anesthetic directly into a spinal disc, can be used to confirm the presence of injured discs as the source of a patient's lower back pain symptoms, according to a new study by researchers from Winthrop-University Hospital in Mineola, N.Y.

Vascular and biliary complications after liver transplant can be reliably diagnosed when using CE-US
Contrast-enhanced ultrasound (CE-US) after a liver transplant is highly accurate in showing vascular as well as biliary complications, according to a recent study.

CT and MRI accurate for pre-transplant evaluation of patients with cirrhosis
CT and MRI are highly accurate at determining which patients would be optimal candidates for liver transplantation, says a recent study.

Social behavior differs in children with family history of autism
The baby brothers and sisters of autistic children do not seek emotional cues from adults, or respond to them, as often as other toddlers do, suggests new research from the University of California, San Diego.

Educational expenses for residents equals significant amount of salary
Radiology residents use about 15 percent of their average annual salary for educational expenses, according to a recent study conducted by radiologists from New Jersey Medical School in Newark, N.J.

Springer launches new journal in ophthalmology
Springer will launch a new multidisciplinary journal in ophthalmic research, the Journal of Ocular Biology, Diseases, and Informatics, in March 2008.

Ultra-high-field MRI allows for earlier diagnosis of multiple sclerosis
Ultra-high-field MRI can detect multiple sclerosis lesions better than MRI which can lead to possible earlier diagnosis and treatment, according to a new study by researchers from Ohio State University in Columbus, and Columbia University in New York.

Southeast Vector-Borne Diseases Conference highlights emerging disease threats
A conference at Duke University, presented by the Southeastern Center for Emerging Biologic Threats, will explore the threats of vector-borne diseases in the Southeastern United States, including West Nile encephalitis and tick-borne diseases.

Climate change impacts stream life
Climate change is warming Welsh streams and rivers, affecting the number and variety of some of their smallest animals, a major Cardiff University study has found.

Creating corn for cars
A new variety of corn developed and patented by Michigan State University scientists could turn corn leaves and stalks into products that are just as valuable as the golden kernels.

Diagnostic ultrasound could provide automated method of fingerprint identification
Diagnostic 3-D ultrasound of fingers could be used for biometric identification based on matching paired images using internal fingerprint structures that would be difficult to fake, offering the possibility of a unique automated fingerprint identification system, according to a new study by researchers from the University of Michigan in Ann Arbor.

Children with autism have difficulty recognizing ordinary words
Young children with autism have a difficult time recognizing ordinary words such as ball, dog and cat and more of their brains are occupied with this kind of task compared to typically developing youngsters, according to new research.

CTA useful in detecting ruptured cerebral aneurysms
CT angiography has a nearly 100 percent detection rate in acute ruptured, cerebral aneurysms, according to a recent study conducted at the Health Sciences Center in Winnipeg, Canada.

Extremely low-dose MDCT useful for reducing hospital stay for patients with acute abdominal pain
Extremely low-dose MDCT of the abdomen and pelvis is useful in providing needed diagnostic information and reducing hospital stay in patients with acute nonspecific abdominal pain, according to a new study by researchers from the Emory University School of Medicine in Atlanta, GA, and Massachusetts General Hospital in Boston, Mass.

CT imaging can play important role in car crash testing
Crash test injuries analyzed with CT imaging provide valuable data that can help engineers develop safer cars and reduce the severity of injuries during car accidents, according to a new study by researchers from the Ohio State University in Columbus.

Study shows response to financial loss parallels brain's processing of pain
People process information about financial loss through mechanisms in the brain similar to those used for processing physical pain, according to a new imaging study.

Women in their own words: Book collects revealing quotations by women
From feminism to friendship, desire to diversity, and sex to shoes, interesting quotations that embody the empowerment of women are the basis for a new book by a Penn State scholar.

New technology useful for soft-tissue imaging in interventional radiology procedures
Soft-tissue cross-sectional imaging acquired on a flat panel C-arm fluoroscopic unit located in the interventional radiology area is feasible and useful for interventional radiology procedures, avoiding the necessity of sending patients out to a CT scanner, according to a new study by researchers from the Baptist Cardiac & Vascular Institute in Miami, Fla.

Study uses MRI to determine features of osteoarthrosis
Abnormalities in the ligaments found on the outside of the knee (lateral collateral ligament complex or LCLC) are commonly seen on MRI in patients with knee osteoarthrosis (OA), according to a study conducted by researchers from Johns Hopkins Hospital in Baltimore, Md., and Thomas Jefferson University Hospital in Philadelphia, Pa.

Study shows CT angiography can replace digital subtraction angiography
CT angiography (CTA) alone is an effective, noninvasive means to detect peripheral vascular disease, according to a study conducted by researchers at Charite Campus Benjamin Franklin in Berlin, Germany.

MDCT using dual energy setting may make CT colonography more 'patient-friendly'
MDCT performed with a dual energy setting may allow enhanced differentiation of polyps from fecal matter in an unprepped colon, meaning patients may be able to skip the uncomfortable colonic preparation before CT colonography, according to a new study by researchers from Emory University School of Medicine in Atlanta, Ga.

CT better than plain radiographs in diagnosing lumbar spine fractures
Lumbar spine fractures in a majority of patients with trauma can be detected by routine trauma abdomen and pelvis CT compared to plain radiographs, according to a recent study conducted by radiologists at the University of Cincinnati in Cincinnati, Ohio.

Poland becomes the fourth ESA European Cooperating State
On April 27, 2007, Pawel Poncyljusz, Secretary of State in the Ministry of Economy, and René Oosterlinck, ESA Director of Legal Affairs and External Relations, signed the European Cooperating State Agreement in Warsaw.

Mirror neurons: How we reflect on behavior
Mirror neurons, it seems, are of the utmost importance in human mind, and on the tip of the collective psychological tongue.

PET-CT detects muscular lymphoma better than CT
PET-CT is better for early detection of muscular lymphoma than CT alone, according to a new study conducted by radiologists at the University of Minnesota in Minneapolis.

Common genetic variation is linked to substantial risk for heart attack
A common genetic variation on chromosome 9p21 is linked to a substantial increase in risk for heart attack.

Gene mutation linked to increased athletic performance in whippets
Whippets are bred for speed and have been clocked at speeds approaching 40 miles per hour.

MR imaging helps predict recurrence in prostate cancer patients
MR images taken of prostate cancer patients prior to treatment that show that the cancer has spread outside the prostate gland capsule help predict whether the cancer will return, according to a recent study conducted by radiologists at the University of California-San Francisco.

Use of MRI and MRS with new surgical technique proves helpful, says study
MRI and MRS can provide a roadmap of the prostate and assist in surgical planning of robotically assisted laparoscopic radical prostatectomy, according to a recent study conducted by researchers at the University of California, Los Angeles.

MRS shows promise as noninvasive means to determine fetal lung maturity
MR spectroscopy (MRS) of choline levels shows promise as a marker of fetal lung maturity, according to a recent study conducted by researchers at the University of California-San Francisco.

Einstein's Dr. Vern Schramm elected to the National Academy of Sciences
Vern L. Schramm, Ph.D., professor and Ruth Merns Chair of Biochemistry at the Albert Einstein College of Medicine of Yeshiva University, has been elected to the National Academy of Sciences, the nation's most prestigious honorary society for scientists.

Osborn named Guyton Teacher of the Year by APS
Jeffrey L. Osborn, professor, University of Kentucky College of Arts and Sciences, Department of Biology, and science outreach professor of the Appalachian Math Science Partnership, has been named the 2007 Arthur C.

COROT discovers its first exoplanet and catches scientists by surprise
COROT has provided its first image of a giant planet orbiting another star and the first bit of

Antidepressants stimulate new nerve cells in adult monkeys, may have implications for humans
In adult monkeys, an antidepressant treatment has induced new nerve cell growth in the hippocampus, a brain area responsible for learning and memory.

MDCT eliminates need for catheter angiography for aortic injury diagnosis, saving time and lives
Contrast-enhanced 64-MDCT that definitively reveals acute trauma to the aorta does not need confirmation from invasive catheter angiography, which saves valuable time in treating patients in trauma centers, according to a new study by researchers from the Medical University of South Carolina in Charleston.

Nighthawks -- Convenience or necessity?
Convenience, value for recruiting, and efficiency were named as key factors in radiologists' use of

NJTC/Howe School conference: The wireless evolution expo -- the next great idea, May 17
New Jersey is in a hot spot of rapidly converging wireless, telecom and media industries.

UCLA imaging study provides clues about inability to imitate and empathize in autistic children
New imaging research at UCLA shows that impairments in autistic children's ability to imitate and empathize can be linked to dysfunction in the brain's mirror-neuron system.

Multitasking is hardest in the early morning
Multitasking seems to come easier for some and is virtually impossible for others, however new research shows that it is difficult for all in the late night and early morning.

Percutaneous radiofrequency ablation of liver tumors prove safe and effective
Percutaneous imaging guided radiofrequency ablation (RFA) of hepatocellular carcinoma is a safe and effective technique, with benefits such as reduced post-procedural pain and length of hospital stay, according to a study conducted by researchers from Changi General Hospital in Singapore. 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