Archive: 08/03/2012

Wind farms: A danger to ultra-light aircraft?

Airfields for ultra-light aircraft are typically constructed on level ground – and so are wind farms. However, do wind power plantsgenerate turbulence that could endanger lightweight planes? A simulation ...

Aug 03, 2012
1 / 5 (1) 2

Taking a robotic geologist to Mars

(Phys.org) -- As Mars rover Curiosity makes its final approach to the Red Planet, two UA geoscientists are getting ready to help solve some of the mysteries of its geologic past.

Aug 03, 2012
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Quality-control mechanism found in bacteria

(Phys.org) -- Like quality-control managers in factories, bacteria possess built-in machinery that track the shape and quality of proteins trying to pass through their cytoplasmic membranes, Cornell biomolecular engineers ...

Aug 03, 2012
5 / 5 (1) 0 | with audio podcast

Elephants sing low the same way humans do

(Phys.org) -- Mammals produce sounds in two ways, either via the flow of air over vocal folds (vocal chords), as in humans and many other mammals, or via active muscular contractions as in the cat’s purr. ...

Aug 03, 2012 report
5 / 5 (7) 1 | with audio podcast

Oracle agrees to $306 mn settlement in SAP case

US business software giant Oracle said Thursday it agreed to accept a $306 million settlement from German rival SAP to shortcut the appeals process in a suit over massive copyright infringement.

Aug 03, 2012
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