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Science News for October 28, 2014


Glacier song

A recent study published in Geology reveals that harmonic tremor occurs within mountain glaciers and that individual icequakes can exhibit harmonic properties. This discovery suggests a complex network of fluid-induced fracture processes at the glacier base, which can lead to damaging floods in valleys below the glacier.

SourceGeological Society of America·JournalGeology·DateOct 28, 2014

Pair bonding reinforced in the brain

Researchers found that zebra finch pairs utilize their innate calls for bonding and cohesion, with brain activity correlating to these calls. This suggests an evolution of songbirds' brain regions from simple vocalization systems to specialized networks for learned songs.

SourceMax-Planck-Gesellschaft·JournalPLOS ONE·DateOct 28, 2014

Breathe easier: Get your D

Researchers found that Vitamin D-deficient asthmatics are at a higher risk of an asthma attack and that boosting levels may help manage acute episodes. The study analyzed medical records of nearly four million people and found significant immunomodulatory effects of Vitamin D on asthma.

The early chimp gets the fig

Researchers studied wild chimpanzee behavior in the Taí National Park, finding that they plan their breakfast time, type, and location to access limited figs. Chimpanzees depart earlier for distant fig sites, positioning their nests near these locations to maximize food acquisition.

SourceMax-Planck-Gesellschaft·JournalProceedings of the National Academy of Sciences·DateOct 28, 2014

UK medical schools are not attracting enough GPs

A report by Richard Wakeford highlights the shortage of doctors in general practice, with only 11% of new medical students planning a career in GP. The Medical Schools Council's lack of representation from GPs is a major concern, as it may hinder effective recruitment.

SourceBMJ Group·JournalThe BMJ·DateOct 28, 2014

Can the wave function of an electron be divided and trapped?

Physicists at Brown University have successfully trapped parts of an electron's wave function in liquid helium, a phenomenon that could fundamentally change our understanding of quantum mechanics. The discovery raises questions about the measurement process and the nature of particles at the quantum level.

SourceBrown University·JournalJournal of Low Temperature Physics·DateOct 28, 2014

Autism after high school: Making the transition

A new study at the University of Kentucky aims to address the challenges faced by individuals with autism as they complete high school and prepare for adulthood. The Collaborative Model for Promoting Competence and Success (COMPASS) will be adapted for young adults, focusing on skills training, social support, and transition planning.

Postcards from the plasma edge

Researchers improved plasma performance by applying lithium coatings, but the mechanism behind this improvement remains unclear. A new laboratory experiment found that temperature affects lithium's ability to retain deuterium particles, with oxygen exposure improving retention at lower temperatures.

Fewer women than men receive hemodialysis treatment

A comprehensive analysis of sex-specific differences in end-stage kidney disease treatment found that more men than women are on hemodialysis. Women's survival after hemodialysis is virtually equal to men's survival, but they were not receiving treatment as early, leading to higher mortality rates.

SourcePLOS·JournalPLOS Medicine·DateOct 28, 2014

The bee's knees for identifying genetic triggers of novel adult traits

Researchers found that adults rely on novel genes---called taxonomically restricted genes (TRGs)--found in honeybees to develop new traits. These genes are often expressed at high levels in specific tissues and provide specialized work for adult organisms, supporting the evolution of novel physiological traits.