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Science News for March 18, 2011


The drive toward hydrogen vehicles just got shorter

Researchers have revealed a new single-stage method for recharging the hydrogen storage compound ammonia borane, enabling the potential use of hydrogen in vehicles. This breakthrough could reduce the expense and complexity of the recycle stage, making hydrogen a more attractive fuel option.

SourceDOE/Los Alamos National Laboratory·JournalScience·DateMar 18, 2011
Apple iPhone 17 Pro

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

Researchers step closer to treatment of virulent hospital infection

Researchers have discovered a unique antibody from llamas that can interfere with the toxins produced by Clostridium difficile, a health problem affecting hundreds of thousands of patients worldwide. This discovery promises to provide a much-needed alternative treatment option for this increasing healthcare problem.

SourceUniversity of Calgary·JournalJournal of Biological Chemistry·DateMar 18, 2011

Scientists find candidate for new TB vaccine

Researchers identified a protein called EspC that triggers a stronger immune response in people infected with TB bacteria, making it a promising new vaccine candidate. The protein could also be used to improve diagnosis of TB and underpin next-generation diagnostic blood tests.

SourceImperial College London·JournalProceedings of the National Academy of Sciences·DateMar 18, 2011

Researchers gain new insight into the brain's ability to reorganize itself

Mouse brains compensate for disrupted neural functioning by enabling existing neurons to be more active and increasing their lifespan. The findings provide new insight into the brain's plasticity and its ability to reroute neural functioning.

SourceMichigan Medicine - University of Michigan·JournalProceedings of the National Academy of Sciences·DateMar 18, 2011

Can biochar help suppress greenhouse gases?

A new study found that biochar can significantly reduce nitrous oxide emissions from intensive grazing systems. The research, conducted in New Zealand, showed a 70% decrease in nitrous oxide fluxes when biochar was added to the soil. This effect was attributed to reduced ammonia formation and its adsorption onto biochar.

SourceAmerican Society of Agronomy·JournalJournal of Environmental Quality·DateMar 18, 2011
SAMSUNG T9 Portable SSD 2TB

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Is space like a chessboard?

Physicists at UCLA found that dividing space into discrete locations like a chessboard explains how point-like electrons manage to carry their intrinsic angular momentum. This concept, inspired by graphene's electronic properties, proposes that space at very small distances is segmented, rather than smooth.

SourceUniversity of California - Los Angeles·JournalPhysical Review Letters·DateMar 18, 2011

Electronic medical records improve quality of care in resource-limited countries

A new study conducted in Eldoret, Kenya found that computer-generated reminders about overdue tests yielded a nearly 50% increase in the appropriate ordering of CD4 blood tests. This improvement in quality of care was made possible through the implementation of just-in-time clinician support within electronic medical records.

SourceIndiana University School of Medicine·JournalJournal of the American Medical Informatics Association·DateMar 18, 2011
Aranet4 Home CO2 Monitor

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Pollen also appears outside flowering season

The study found delays or advances of up to a week between pollen release and flowering period for certain species, likely caused by resuspension of grains. This understanding can help draw precise pollen prognoses for people with allergies.

SourceSpanish Foundation for Science and Technology·JournalInternational Journal of Biometeorology·DateMar 18, 2011

Multiple sclerosis: Risk factors in children

A study published in Neurology has found that children with a specific gene variation are at higher risk of developing Multiple Sclerosis. The research identifies the HLA-DRB1 allele as a key factor in pediatric-onset MS, which can provide insights into disease causes and potentially lead to earlier diagnoses and new therapies.

SourceMcGill University·JournalNeurology·DateMar 18, 2011

Scientists find a key to maintaining our DNA

Researchers found that acetylation regulates DNA maintenance, favoring protection of genetic information. This discovery may lead to interventions enhancing the body's natural preservation of genetic info, potentially delaying aging-related diseases.

SourceUniversity of Rochester Medical Center·JournalJournal of Biological Chemistry·DateMar 18, 2011
Apple Watch Series 11 (GPS, 46mm)

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An icy gaze into the Big Bang

Researchers at the University of Innsbruck have successfully produced controlled strong interactions between two fermionic elements, exhibiting analogies to the Big Bang's primordial substance. The experiment opens new avenues for investigating cosmic phenomena and novel states of matter in solid-state physics.

SourceUniversity of Innsbruck·JournalPhysical Review Letters·DateMar 18, 2011

Enhancing the magnetism

Researchers at Berkeley Lab have enhanced spontaneous magnetization in special versions of bismuth ferrite, creating a stable nanoscale mixture of rhombohedral and tetragonal phases. This allows for electric control of magnetization at room temperature, opening the door to spintronic devices.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Communications·DateMar 18, 2011

'Bilingual' neurons may reveal the secrets of brain disease

A team of researchers has identified a phenomenon known as 'cotransmission,' where brain neurons use two different methods of communication to exchange information. This discovery could lead to a better understanding of the mechanisms behind brain diseases such as schizophrenia, Parkinson's, and depression.

SourceUniversity of Montreal·JournalNature Reviews Neuroscience·DateMar 18, 2011
Nikon Monarch 5 8x42 Binoculars

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Human gender roles influence research on animals

Researchers at Lund University found that terms describing male and female traits in animal sexual conflicts vary, with males often described in active terms and females in passive ones. This bias can lead to incorrect interpretations of results.

SourceLund University·JournalAnimal Behaviour·DateMar 18, 2011