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Goodbye to faulty software?

Jul 15, 2008 | User rating: 4 / 5 after 8 vote(s) | pda version

Will it ever be possible to buy software guaranteed to be free from bugs? A team of European researchers think so. Their work on the mathematical foundations of programming could one day revolutionise the ...


Researchers distinguish waves from mine collapses from other seismic activities

Jul 10, 2008 | User rating: 5 / 5 after 1 vote(s) | pda version

Researchers have devised a technology that can distinguish mine collapses from other seismic activity. Using the large seismic disturbance associated with the Crandall Canyon mine collapse last August, Lawrence Livermore ...


Pioneer to sell Blu-ray disc recorders

Jul 08, 2008 | pda version

(AP) -- Pioneer Corp. will start selling Blu-ray disc recorders in Japan sometime before March 2009, the company said Tuesday, the latest in a string of Japanese electronics makers entering the increasingly competitive sector.


Qubits and Branes Share Surprising Features

Jul 03, 2008 | User rating: 4.6 / 5 after 92 vote(s) | pda version

What do black holes and entangled particles have in common? Until about a year ago, physicists thought that the two entities existed in completely separate worlds. Then, in 2007, physicist Michael Duff from ...


An oblivious transfer protocol for quantum cryptography

Jul 01, 2008 | User rating: 4.3 / 5 after 21 vote(s) | pda version

“It's hard to beat the noise that you have with quantum information,” Barbara Terhal tells PhysOrg.com. “So our security protocol relies on the fact that storing quantum bits noiselessly is hard to do with current technology.”


The structure of XPD sheds light on cancer and aging

May 29, 2008 | User rating: 4.3 / 5 after 4 vote(s) | pda version

The protein XPD is one component of an essential repair mechanism that maintains the integrity of DNA. XPD is unique, however, in that pinpoint mutations of this single protein are responsible for three different ...


Satellites illuminate pollution's influence on clouds

May 27, 2008 | User rating: 4.3 / 5 after 3 vote(s) | pda version

Clouds have typically posed a problem to scientists using satellites to observe the lowest part of the atmosphere, where humans live and breathe, because they block the satellite's ability to capture a clear, ...


Rapid escalation characterizes virus/host arms race

May 22, 2008 | User rating: 4.2 / 5 after 5 vote(s) | pda version

The interaction between a virus and its host is often portrayed as an arms race, with each new viral attack parried by the host and each new defense by the host one-upped by the virus.


IU Physicists to get their 'glue-on'

May 19, 2008 | User rating: 4.3 / 5 after 15 vote(s) | pda version

Indiana University physicists, with the backing of a National Science Foundation grant of $750,000, are preparing to study the strongest glue in the universe -- a glue so strong that it has held together the ...


NIST tool helps Internet master top-level domains

May 16, 2008 | User rating: 3.8 / 5 after 9 vote(s) | pda version

At the request of a worldwide Internet organization, a computer scientist at the National Institute of Standards and Technology developed an algorithm that may guide applicants in proposing new “top-level domains”—the last ...


A Critique of Shortsighted Anthropic Principles

May 16, 2008 | User rating: 3.7 / 5 after 59 vote(s) | pda version

Many people marvel that we live in a universe that seems to be precisely tailored to suit the development of intelligent life. The observation is the basis for some forms of "Anthropic Principles" that strive to explain why ...


When following the leader can lead into the jaws of death

May 12, 2008 | User rating: 4.2 / 5 after 19 vote(s) | pda version

For animals that live in social groups, and that includes humans, blindly following a leader could place them in danger. To avoid this, animals have developed simple but effective behaviour to follow where ...


Flies' eyes could enhance robot vision

May 09, 2008 | User rating: 4.5 / 5 after 28 vote(s) | pda version

Robots with flies' eyes could take advantage of the insect’s vision system to better locate the edges and boundaries of objects. This ability could help robots perform a variety of tasks more quickly and accurately ...


Engineers 'bone' up on biological materials

May 07, 2008 | User rating: 3.5 / 5 after 4 vote(s) | pda version

In a recent feature article published in Materials Research Society's Bulletin, Dr Michelle Oyen explores the potential uses of synthetic bone-like material. Michelle suggests that these materials will ...


8 new human genome projects offer large-scale picture of genetic difference

Apr 30, 2008 | User rating: 4.7 / 5 after 9 vote(s) | pda version

A nationwide consortium led by the University of Washington in Seattle has completed the first sequence-based map of structural variations in the human genome, giving scientists an overall picture of the large-scale differences ...


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