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Science News Archive September 2013 - Page 5


Page 5 of 32

Getting better together: New study looks at shared medical decision making

A recent study found that using DVDs, booklets, and health coaches can help patients arrive at an informed treatment decision within their first visit with an orthopaedic surgeon. The study showed a significant increase in patient confidence in knowing what questions to ask their doctor, leading to better shared medical decision making.

SourceAmerican Academy of Orthopaedic Surgeons·JournalJournal of Bone and Joint Surgery·DateSep 26, 2013

Debt linked to mental health problems

A study published in Clinical Psychology Review found that people in debt are three times more likely to experience mental health problems than those not in debt. The research, led by the University of Southampton, analyzed data from nearly 34,000 participants and showed a strong correlation between debt and poor mental health outcomes.

SourceUniversity of Southampton·JournalClinical Psychology Review·DateSep 26, 2013

Without a trace

Scientists at EMBL found that cells in a zebrafish embryo determine their direction by erasing the path behind them and creating a self-generated chemokine gradient. This finding could have implications for development, cancer, and metastasis.

Abuse, lack of parental warmth in childhood linked to multiple health risks in adulthood

A new UCLA-led study examines the effects of childhood abuse and lack of parental affection across the body's entire regulatory system. The research finds a strong biological link between negative early life experiences and physical health, with parental warmth offering protection against these effects.

SourceUniversity of California - Los Angeles Health Sciences·JournalProceedings of the National Academy of Sciences·DateSep 26, 2013

Tick tock: Marine animals with at least 2 clocks

Research reveals that marine animals have multiple independent clocks, including a 24-hour circadian clock and a tidal clock that regulates daily cycles. The findings suggest that these clocks may be standard operating equipment in animals, with the tidal clock playing a crucial role in coastal organisms.

SourceCell Press·JournalCurrent Biology·DateSep 26, 2013

Colonizing songbirds lost sense of syntax

Researchers found that as European songbirds colonized islands, their songs became less structured. The study suggests a genetic component to the loss of syntax, and may be due to the effects of small population sizes on cultural transmission.

SourceDuke University·JournalCurrent Biology·DateSep 26, 2013

The spliceosome: More than meets the eye

Researchers from Brandeis University and UMMS discovered that the spliceosome's major components can attach in any order, eliminating the need for precise communication. This breakthrough sheds light on the process of RNA splicing, a crucial step in protein synthesis, and holds promise for understanding diseases like cystic fibrosis.

SourceBrandeis University·JournalCell·DateSep 26, 2013

Scripps research institute scientists discover important wound-healing process

Researchers at Scripps Research Institute discovered a critical role of dendritic epidermal T cells in producing interleukin-17A to promote wound healing. The study found that these skin-resident immune cells function as 'first responders' to skin injuries by producing IL-17A, which wards off infection and promotes wound healing.

SourceScripps Research Institute·JournalJournal of Clinical Investigation·DateSep 26, 2013

Astronomers uncover a 'transformer' pulsar

Astronomers have discovered a millisecond pulsar with a unique dual identity, shifting between X-ray and radio emission in a phenomenon never before observed. The discovery represents a long-sought intermediate phase in the life of these powerful objects, offering a rare opportunity to study a pulsar's magnetic field in action.

Long-term study reveals: The deep Greenland Sea is warming faster than the world ocean

A long-term study has revealed that the deep Greenland Sea is warming at a rate ten times higher than the global ocean, with potential consequences for European climate. The warming is caused by changes in the interplay of two processes: cooling from above and warming from below.

Magnetic field may shape 'blooming' star

Astronomers are closer to understanding the formation of planetary nebulas after discovering a star in the southern sky with a strong magnetic field. The 'blooming' star is creating a jet of charged particles that glow with radio waves, and researchers believe the magnetic field may play a key role in shaping its symmetrical jets.

SourceCSIRO Australia·JournalMonthly Notices of the Royal Astronomical Society·DateSep 25, 2013

Tweets reveal news readership patterns around the world

Researchers analyzed tweets from eight national newspapers across the US, UK, Spain, Brazil, and Germany to study global news reading habits. They found that different countries have stronger preferences for specific types of articles, such as opinion and world news in the US and Britain, and local and national news in Spain.

SourceSAGE·JournalSAGE Open·DateSep 25, 2013

Astronomers find missing link pulsar

A team of astronomers has identified a pulsar that switches between emitting X-rays and radio waves, offering the first direct evidence of one kind of pulsar transforming into another. This phenomenon was observed in a small cluster of stars 18,000 light-years away in the constellation Sagittarius.

SourceCSIRO Australia·JournalNature·DateSep 25, 2013

Seeing light in a new light

Researchers at Harvard University and MIT have successfully bound photons together to form a new type of matter, dubbed photonic molecules. This breakthrough challenges traditional understanding of light as massless particles that don't interact with each other.

SourceHarvard University·JournalNature·DateSep 25, 2013

Fetching faces and friendly foxes

Researchers selectively bred silver foxes for friendly behavior, resulting in faster maturation, more attractive features, and changes in hormone levels that affect physical development. These findings suggest that human preference for beautiful faces may be linked to an individual's approachability and sociability.

SourceUniversity of Chicago Press Journals·JournalThe Quarterly Review of Biology·DateSep 25, 2013

Family Resiliency Center helps study how food-bank clients afford basic non-food items

A nationwide Feed America study revealed that one in three low-income families had difficulty affording basic household necessities. The University of Illinois Family Resiliency Center contributed to the study by conducting interviews with food-bank clients about essential household products and strategies for obtaining them.

Sheep's mucosa shows the way to more effective medicine for severe neurological diseases

Scientists have made breakthroughs in delivering medicines to the brain via the nose, with improved liposomes and polymers allowing for more efficient transport of active substances. The new method could lead to reduced side effects and improved treatment outcomes for patients with neurological diseases.

SourceUniversity of Southern Denmark·JournalEuropean Journal of Pharmaceutical Sciences·DateSep 25, 2013