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Science News for May 13, 2012


Excess weight in pregnant women can have negative implications for offspring

Research at Hebrew University and US researchers found a direct correlation between maternal overweight and increased tendencies towards adult child overweight, high blood pressure, and excess sugar and fat levels. This suggests that avoiding weight gain during adulthood may reduce these risk factors.

SourceThe Hebrew University of Jerusalem·JournalCirculation·DateMay 13, 2012

DNA replication protein also has a role in mitosis, cancer

A DNA replication protein called Cdt1 is involved in both DNA replication and mitosis, a later step of the cell cycle. This discovery provides a possible explanation for why many cancers have genomic instability and an abnormal number of chromosomes.

SourceUniversity of North Carolina Health Care·JournalNature Cell Biology·DateMay 13, 2012
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

You can't play nano-billiards on a bumpy table

A team of physicists has developed a new design for nano-billiards that eliminates the effect of small bumps on electron paths, enabling more predictable electronic devices. By removing impurities and defects, researchers have created stable billiard tables at the nanoscale, paving the way for improved nanoscale electronics.

SourceUniversity of New South Wales·JournalPhysical Review Letters·DateMay 13, 2012

Research maps the city's heat

Researchers in Sheffield have mapped a possible expansion of the city's district heating network, which could reduce CO2 emissions by 80,000 tonnes annually. The system, powered by waste and steel plant heat, provides low-cost heating to over 140 public buildings and 3,000 homes.

SourceUniversity of Sheffield·JournalEnergy Conversion and Management·DateMay 13, 2012

Wasted milk is a real drain on our resources, study shows

A study by the University of Edinburgh finds that 360,000 tonnes of milk wasted in the UK each year results in greenhouse gas emissions equivalent to 100,000 tonnes of CO2, comparable to 20,000 cars annually. Researchers suggest reducing food consumption and waste, as well as improving fertiliser efficiency, can help curb emissions.

SourceUniversity of Edinburgh·JournalNature Climate Change·DateMay 13, 2012

Berkeley Lab scientists generate electricity from viruses

Scientists have developed a way to generate power using harmless viruses that convert mechanical energy into electricity. The generator produces enough current to operate a small liquid-crystal display, and the milestone could lead to tiny devices harnessing energy from everyday tasks.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Nanotechnology·DateMay 13, 2012
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Reducing post-traumatic stress after ICU

A new study published in Critical Care found that women are more likely to suffer from post-traumatic stress after leaving an ICU, but a follow-up scheme has been shown to significantly reduce their symptoms. The study suggests that early intervention is crucial for women at high risk of PTSD.

SourceBMC (BioMed Central)·JournalCritical Care·DateMay 13, 2012

Americans support national clean-energy standard

A Yale University study found that most Americans are willing to pay a premium for electricity in support of a national clean-energy standard. The average U.S. citizen is willing to pay $162 per year in higher electricity bills to support an 80% clean energy goal by 2035, but support varies among different demographics.

SourceYale University·JournalNature Climate Change·DateMay 13, 2012
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Researchers map path to quantum electronic devices

Duke University researchers create a mathematical formulation to unlock the data stored in a database of potential TI ingredients, providing specific recipes for searching for TIs with desired properties. This breakthrough enables efficient alloys creation and discovery of new classes of systems.

SourceDuke University·JournalNature Materials·DateMay 13, 2012

BGI reports the completed sequence of foxtail millet genome

The BGI has completed the genome sequence of foxtail millet, a crop with significant potential for improving yield and stress tolerance. The study provides valuable resources for genetic improvement and functional gene studies at a genome-wide level.

SourceBGI Shenzhen·JournalNature Biotechnology·DateMay 13, 2012