24/03/2011

Bats keep separate households

(PhysOrg.com) -- The use of different resources by males and females exacerbates the estimation of population sizes. However, the monitoring of population sizes, particularly for rare and threatened species, is pivotal to ...

Journalism Online sold to Chicago printer

Journalism Online, a company started two years ago to help newspapers and magazines collect revenue from online readers, was sold on Thursday to Chicago-based printing firm RR Donnelley.

Watchmakers compete for the young, old and rich

(AP) -- Even the world's biggest trade fair for watches can't seem to avoid subtly encouraging the use of an alternative timekeeping device heavily favored by younger - and often bare-wristed - consumers: the smartphone.

Atomic switches: Ionic computing

(PhysOrg.com) -- A critical review of the current status and future prospects of new computing architectures based on ‘atomic switches’ fabricated by controlling the movement of cationic ions during solid electrochemical ...

Image: Einstein's theory fights off challengers

(PhysOrg.com) -- Two new studies have put Einstein's General Theory of Relativity to the test like never before, using observations of galaxy clusters to study the properties of gravity on cosmic scales.

Invisible Milky Way Satellite Uncovered With Help from NERSC

(PhysOrg.com) -- Astronomers predict that large spiral galaxies, like our Milky Way, have hundreds of satellite galaxies orbiting around them. While a few satellites are visible, like the Magellanic Clouds, many other galaxies ...

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