Metamaterial built from gears

A specifically designed collection of gears is soft on one end and rigid on the other. These robust properties hold even in the event of manufacturing imperfections. This emerging research may lead to new ways of designing ...

Robust systems persist in response to mutations

At first glance, robustness and evolvability—two keys to the continued existence of life—look incompatible. Living things need robust genes; otherwise, any mutation could spell death. At the same time, a species needs ...

South America's first Apple store opens in Rio

Some 1,700 impatient shoppers lined up for hours Saturday for the grand opening of Apple's store in Rio de Janeiro—the first official outpost in South America.

Confidence falls, consumers view government as impediment to growth

Consumer confidence declined in October as consumers became convinced that the national government shutdown as well as other restrictions on federal spending would slow the overall pace of economic growth over the next several ...

China career boost can come with health risks (Update)

Whitney Foard Small loved China and her job as a regional director of communications for a top automaker. But after air pollution led to several stays in hospital and finally a written warning from her doctor telling her ...

Bioglass helping to mend bones

Jose Ramon Sarasua and Aitor Larrañaga, researchers in the materials engineering department of the UPV/EHU-University of the Basque Country, have been studying new materials or implants that are of interest in medicine and ...

'Metascreen' forms ultra-thin invisibility cloak

(Phys.org) —Up until now, the invisibility cloaks put forward by scientists have been fairly bulky contraptions – an obvious flaw for those interested in Harry Potter-style applications.

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