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Science News for May 19, 2006


ESA's Cluster flies through Earth's electrical switch

The Cluster quartet encountered electron diffusion regions 19 times in one hour, measuring accelerated electrons and gaining invaluable insights into the process of magnetic reconnection. This phenomenon releases energy through electron diffusion regions, which may hold the key to preventing reconnection events in nuclear reactors.

SourceEuropean Space Agency·JournalGeophysical Research Letters·DateMay 19, 2006

How accommodating is our society to women who choose to breastfeed their babies?

The US lags behind Norway in providing maternity leave and support for breastfeeding mothers, potentially discouraging continued breastfeeding. Implementing policies that prioritize flexibility and respect for mother's feeding choices can encourage higher rates of breastfeeding and promote a healthier society.

SourceElsevier Health Sciences·JournalThe Journal of Pediatrics·DateMay 19, 2006

Eyeballs vs footballs: The final

Researchers found that goalkeepers are unable to accurately predict the trajectory of a spinning football, relying on the ball's current heading direction. The study suggests that inherent limitations in the human visual system hinder this ability.

SourceSpringer·JournalZeitschrift für Didaktik der Naturwissenschaften·DateMay 19, 2006
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Millions squandered in unnecessary tests ordered in routine doctor visits

A recent study found that millions of dollars are being squandered on unnecessary medical tests ordered during routine doctor visits. The research estimated annual direct medical costs for the three most expensive 'D' category tests to be between $47 million and $194 million.

SourceGeorgetown University Medical Center·JournalAmerican Journal of Preventive Medicine·DateMay 19, 2006

AGA Institute presents cutting-edge research during DDW

The AGA Institute presented notable clinical and basic science research highlights during the American Gastroenterological Association's (DDW) annual meeting. These findings include studies on the association between flexible sigmoidoscopy and colorectal cancer, as well as the role of Wnt signaling in gut development and repair.

SourceAmerican Gastroenterological Association·DateMay 19, 2006

Medicare Advantage plans not always a good deal

A new study found that Medicare Advantage (MA) plans can be a bad deal for beneficiaries in poor health, with some facing annual out-of-pocket costs of up to $7,522. Despite extra payments to MA plans, many vulnerable enrollees are still at risk of not getting needed healthcare services due to high cost burdens.

SourceCommonwealth Fund·DateMay 19, 2006
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

New study finds key role for VEGF in onset of sepsis

A new study found that vascular endothelial growth factor (VEGF) plays a key role in the onset of sepsis, a leading cause of organ failure and ICU hospitalizations. The study's findings suggest that VEGF could be a novel therapeutic agent for managing this deadly disease.

SourceBeth Israel Deaconess Medical Center·JournalJournal of Experimental Medicine·DateMay 19, 2006

Nanotube membranes open possibilities for cheaper desalinization

Researchers have created a membrane made of carbon nanotubes and silicon that can rapidly flow liquids and gases, making it a promising candidate for desalinization. The membrane's tiny pore size can block larger molecules, reducing energy costs by up to 75% compared to conventional membranes.

SourceDOE/Lawrence Livermore National Laboratory·JournalScience·DateMay 19, 2006
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Researchers make vitamin E offshoot a potent cancer killer

A new compound created from vitamin E has been shown to be a potent cancer killer by blocking the Bcl-xL protein and causing programmed cell death in cancer cells. The substance kills cancer cells without damaging healthy cells, offering new hope for cancer prevention and treatment.

SourceOhio State University·JournalJournal of Biological Chemistry·DateMay 19, 2006

Computerized atlas highlights 'plethora' of changes in brain disorder

Researchers have identified 33 structural changes in the cerebral cortex of individuals with Williams syndrome, including asymmetry between left and right sides. The study's findings may provide insights into developmental brain disorders like autism by enabling scientists to quantify brain structure trends.

SourceWashU Medicine·DateMay 19, 2006