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Science News for May 25, 2010


Outstanding in their field effect

Researchers at Rice University have discovered thin films of nanotubes created with ink-jet printers can be used to make field-effect transistors. The technique allows for the creation of digital electronics on flexible substrates, with potential applications in raincoats and other devices.

SourceRice University·JournalACS Nano·DateMay 25, 2010

Major step ahead for cryptography

A new encryption scheme developed by Professor Nigel Smart allows for computations to be performed on encrypted data, enabling secure storage and access of sensitive information. This technology has the potential to revolutionize fields such as medical care research and electronic voting, while maintaining patient privacy.

Pressure testing tiny cell samples

Researchers have developed a new technique to study the structural properties of tissues by sucking cells into a pipette, providing information on adhesion and elasticity. This approach complements existing methods and allows for measurements on living tissue in its natural environment.

SourceAmerican Physical Society·JournalPhysical Review Letters·DateMay 25, 2010

Self-injurious behavior in adolescents and the PLoS Medicine editorial

Non-Suicidal Self-Injury (NSSI) is a common practice amongst adolescents, with medical providers uniquely positioned to detect its presence. Janis Whitlock's article discusses the epidemiology and care of adolescents undertaking NSSI, highlighting the need for standard assessment practices and effective treatment regimes.

SourcePLOS·JournalPLOS Medicine·DateMay 25, 2010

Graphane yields new potential

Researchers at Rice University have discovered a way to extract hydrogen atoms from graphane, creating spaces that resemble quantum dots. This breakthrough enables precise control over the semiconducting properties of quantum dots, with potential applications in advanced optics, single-molecule sensing, and nanoscale circuitry.

SourceRice University·JournalACS Nano·DateMay 25, 2010

Saving rainforests may help reduce poverty

A new study by Georgia State University professor Paul J. Ferraro found that saving rainforests and protecting national parks reduced poverty in Costa Rica and Thailand in the long term. The research suggests conservation efforts may provide economic opportunities through tourism and infrastructure development.

SourceGeorgia State University·JournalProceedings of the National Academy of Sciences·DateMay 25, 2010

The little things count: Termites hold the reins in African savanna

Research by Robert M. Pringle and Todd M. Palmer reveals that termite mounds significantly enhance plant and animal productivity at local levels, while their even distribution maximizes ecosystem-wide biomass. The ordered distribution of these mounds creates an optimized network of plant and animal output.

SourcePLOS·JournalPLOS Biology·DateMay 25, 2010