05/06/2012

When highly skilled immigrants move in, natives move out

(Phys.org) -- In the first study to measure the temporary impact of highly skilled immigrants on native populations, University of Notre Dame Economist Abigail Wozniak and Fairfield University’s Thomas J. Murray — ...

Hubble sees a celestial swan and butterfly

(Phys.org) -- This image from the Hubble Space Telescope shows planetary nebula NGC 7026. Located just beyond the tip of the tail of the constellation of Cygnus (The Swan), this butterfly-shaped cloud of glowing gas and dust ...

NuSTAR strapped to its plane

(Phys.org) -- NASA's Nuclear Spectroscopic Telescope Array, or NuSTAR, is now perched atop its Pegasus XL rocket, strapped to the plane that will carry the mission to an airborne launch. Launch is scheduled for June 13, no ...

Samsung unveils computers running on Windows 8

South Korea's Samsung Electronics unveiled notebook and tablet computers running on Windows 8 Tuesday, the latest firm to showcase products that use Microsoft's eagerly-awaited new operating system.

China tells US to stop reporting Beijing's bad air

(AP) — China told foreign embassies Tuesday to stop publishing their own reports on air quality in the country, escalating its objections to a popular U.S. Embassy Twitter feed that tracks pollution in smoggy Beijing.

Where and when you can watch Venus transit the sun

(AP) — It's your last chance to catch one of the rarest cosmic spectacles — Venus slowly crossing the face of the sun. Weather permitting, the transit of Venus will be visible from much of Earth — Tuesday from ...

Protein knots gain new evolutionary significance

(Phys.org) -- A new study suggests that protein knots, a structure whose formation remains a mystery, may have specific functional advantages that depend on the nature of the protein's architecture.

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