News tagged with computer processing

New 'metamaterial' practical for optical advances

(Phys.org) -- Researchers have taken a step toward overcoming a key obstacle in commercializing "hyperbolic metamaterials," structures that could bring optical advances including ultrapowerful microscopes, computers and solar ...

May 15, 2012
3.9 / 5 (7) 5 | with audio podcast

Chips as mini Internets

Computer chips have stopped getting faster. In order to keep increasing chips’ computational power at the rate to which we’ve grown accustomed, chipmakers are instead giving them additional “cores,” or ...

Apr 10, 2012
4.7 / 5 (15) 16 | with audio podcast

The origins of a torus in a galactic nucleus

(PhysOrg.com) -- Quasars are among the most energetic objects in the universe, with some of them as luminous as ten thousand Milky Way galaxies. Quasars are thought to have massive black holes at their cores, ...

Mar 13, 2012
4.3 / 5 (3) 0 | with audio podcast

Japan computer smashes speed record

A Japanese supercomputer has broken its own record as the world's fastest machine by performing 10 quadrillion calculations per second, its developers announced.

Nov 04, 2011
4.5 / 5 (16) 44

Why many cells are better than one

Researchers from Johns Hopkins have quantified the number of possible decisions that an individual cell can make after receiving a cue from its environment, and surprisingly, it's only two.

Oct 12, 2011
4.5 / 5 (2) 7 | with audio podcast

'Jaguar' supercomputer gaining speed

Cray Inc. said it has sealed a deal to overhaul the US Department of Energy's "Jaguar" supercomputer, making it faster than any other machine on the planet.

Oct 12, 2011
4.4 / 5 (12) 89