27/07/2012

Computers can predict effects of HIV policies

Policymakers struggling to stop the spread of HIV grapple with "what if" questions on the scale of millions of people and decades of time. They need a way to predict the impact of many potential interventions, alone or in ...

'Diving board' sensors key to DNA detection

A tiny vibrating cantilever sensor could soon help doctors and field clinicians quickly detect harmful toxins, bacteria and even indicators of certain types of cancer from small samples of blood or urine. Researchers from ...

Turbulences at a standstill

For theoretical physicist Dima Shepelyansky from the CNRS-University of Toulouse, France, devising models of chaos and turbulence is his bread and butter. In a recent study published in European Physical Journal B, he presents ...

Mercury's many colors

Although composited from expanded wavelengths of light, this wide-angle image from NASA’s MESSENGER spacecraft shows the amazing variation of colors and tones to be found on Mercury’s Sun-scoured surface.

Fat gives nanoparticles a fighting chance

(Phys.org) -- Inhalable and thermo-responsive, fat-encased nanoparticles have been developed by researchers at the University of Sydney as possible treatment for lung cancer.

BELLA laser achieves world record power at one pulse per second

On the night of July 20, 2012, the laser system of the Berkeley Lab Laser Accelerator (BELLA), which is nearing completion at the Lawrence Berkeley National Laboratory, delivered a petawatt of power in a pulse just 40 femtoseconds ...

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