17/10/2012

Semiconductors with electric and magnetic properties

European scientists developed solid-state semiconductor components with magnetic properties, a prerequisite for a new generation of electronic devices exploiting both the charge and the spin of electrons.

Five acres of mats for Tahoe Asian clam project

Rubber barriers bound for the lakebed of Lake Tahoe's Emerald Bay are being assembled at the University of California, Davis, as part of the biggest Asian clam control project in the lake's history. UC Davis scientists, staff ...

An interview with Voyager 2: At the edge of the solar system

Interviewing a spacecraft isn't something one does every day. It certainly wasn't an option back in the late 1970s, when Voyager 1 and 2 set off on a mission like no other before or since: to visit some of the most mysterious ...

At the nanoscale, graphite can turn friction upside down

(Phys.org)—If you ease up on a pencil, does it slide more easily? Sure. But maybe not if the tip is sharpened down to nanoscale dimensions. A team of researchers at the National Institute of Standards and Technology (NIST) ...

Monk parakeets: Immigrants to New York via Argentina

They appear as invaders, taking over a neighborhood and erecting tall dwellings seemingly overnight. Offspring and relatives soon follow, and their ensuing racket is not to be spoken of in polite company.

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