02/11/2009

Creating a six-qubit cluster state

(PhysOrg.com) -- Many scientists believe that quantum entanglement is required in order for effective quantum computing. Entanglement takes place when there is a connection that exists between two objects - even when they ...

Laser-plasma accelerators ride on Einstein's shoulders

Using Einstein's theory of special relativity to speedup computer simulations, scientists have designed laser-plasma accelerators with energies of 10 billion electron volts (GeV) and beyond. These systems, which have not ...

Humana 3Q profit jumps on government programs

(AP) -- Health insurer Humana Inc. rode its strong government business in posting a 65 percent jump in third-quarter profit Monday, as bulging membership and premiums from Medicare Advantage overcame a lackluster commercial ...

Danish nanowires have great potential

Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly efficient solar ...

Oldest known spider's web found in amber

(PhysOrg.com) -- Pieces of amber containing parts of a spider's web have been found in East Sussex and dated back to the Cretaceous period 140 million years ago, which makes it the oldest spider's web known.

Slimming gene regulates body fat

Scientists at the University of Bonn, Germany, have discovered a previously unknown fruit fly gene that controls the metabolism of fat. Larvae in which this gene is defective lose their entire fat reserves. Therefore the ...

The Ring Nebula

The diversity of colours, shapes, and sizes of planetary nebulae make them fascinating objects. In this photo release Calar Alto presents a rather unique view combining both optical and near-infrared data of the Ring Nebula ...

The search -- computers dig deeper for meaning (w/ Video)

(PhysOrg.com) -- Search engine technology is in a state of flux as it digs ever deeper for new meaning. Europe is poised to reap the benefits of the new age of semantic search thanks to the work of European researchers.

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