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Science News Archive May 2008 - Page 3


Page 3 of 22

Exercise cuts cancer death in men

A new study from Karolinska Institutet found that men who exercise regularly are less likely to die from cancer than those who don't. The researchers discovered a 33% increased survival rate among men who walked or cycled for at least 30 minutes a day, with more extensive physical activity leading to a 16% lower incidence of cancer.

SourceKarolinska Institutet·JournalBritish Journal of Cancer·DateMay 29, 2008

Nanoparticles assemble by millions to encase oil drops

Researchers at Rice University create nanoscale 'baton'-like particles that spontaneously assemble into bag-like sacs around oil droplets in water. This phenomenon could lead to innovative technologies for cleaning up oil spills and polluted groundwater, as well as delivering drugs with controlled release.

SourceRice University·JournalNano Letters·DateMay 29, 2008

When your memories can no longer be trusted

A new study by Dr. Martha Turner and colleagues found that patients with confabulation, a condition where memories are distorted after brain damage, all shared damage to the inferior medial prefrontal cortex. This discovery sheds light on how the human brain controls memory and distinguishes true from false recollections.

SourceElsevier·JournalCortex·DateMay 28, 2008

Sugar-coated antibiotics

Researchers have elucidated the structure and function of an enzyme decorating antibiotics with sugar molecules, which can help overcome antibiotic resistance. By understanding how these sugars are made, they aim to develop unnatural sugars with different properties.

SourceNorwich BioScience Institutes·JournalChemBioChem·DateMay 28, 2008

News briefs from the American Society of Plastic Surgeons

A study by the American Society of Plastic Surgeons found that after massive weight loss, the majority of patients desire body contouring plastic surgery. Younger, divorced women who had minimally-invasive gastric bypass surgery showed the strongest interest in these procedures. Additionally, breast reconstruction studies revealed that...

SourceAmerican Society of Plastic Surgeons·JournalPlastic & Reconstructive Surgery·DateMay 28, 2008

Government use of school league tables completely unjustified

New research published in 'Significance' magazine finds that UK school league tables are based on flawed methodology, leading to inaccurate judgments of a school's quality. The study suggests that the tables do not provide sufficient evidence to support institutional choice or accountability.

SourceWiley·JournalSignificance·DateMay 28, 2008