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Physics news 1234

Fuzziness on the road to physics' grand unification theory

October 06, 2008 | User rating: 3.5 / 5 after 61 vote(s) | User comments: 8

Leave it to hypothesized gravity to weigh down what physicists have thought for 30 years. If theoretical physicists, led by the University of Oregon's Stephen Hsu, are right, the idea that nature's forces ...


World first for sending data using quantum cryptography

October 08, 2008 | User rating: 4.5 / 5 after 52 vote(s) | User comments: 8

(PhysOrg.com) -- For the first time the transmission of data secured by quantum cryptography is demonstrated within a commercial telecommunications network. 41 partners from 12 European countries, including ...


A dark matter disk in our Galaxy

September 16, 2008 | User rating: 4.4 / 5 after 54 vote(s) | User comments: 7

(PhysOrg.com) -- An international team of scientists predict that our Galaxy, the Milky Way, contains a disk of ‘dark matter’. In a paper published in Monthly Notices of the Royal Astronomical Society, astronomers ...


High-temperature superconductor 'pseudogap' imaged

September 22, 2008 | User rating: 5 / 5 after 28 vote(s) | User comments: 7

(PhysOrg.com) -- Cornell researchers and colleagues have produced the first atomic-scale description of what electrons are doing in the mysterious "pseudogap" in high-temperature superconductors.


Coastlines could be protected by 'invisibility cloak'

October 02, 2008 | User rating: 4.4 / 5 after 32 vote(s) | User comments: 7

Scientists at the University of Liverpool have tested an 'invisibility cloak' that could reduce the risk of large water waves overtopping coastal defences.


Long-Lasting Quantum Memory Leads to Long-Distance Quantum Communication

October 07, 2008 | User rating: 4.3 / 5 after 46 vote(s) | User comments: 6

(PhysOrg.com) -- Physicists have taken a step closer to realizing long-distance quantum communication, in which a quantum state is transferred from one location to another by becoming entangled with a traveling ...


Unlocking the secret of the Kondo Effect

September 22, 2008 | User rating: 4.6 / 5 after 46 vote(s) | User comments: 5

(PhysOrg.com) -- A team of scientists including researchers from the London Centre for Nanotechnology at UCL (University College London) and the IBM Almaden Research Center has forged a breakthrough in understanding an intriguing ...


Atom-smasher investigation could give findings this week

September 22, 2008 | User rating: 3.3 / 5 after 11 vote(s) | User comments: 5

An investigation into technical problems with the world's largest atom-smasher could produce its preliminary findings this week into why it had to be shut down.


Going with the flow: Scientists solve 100-year-old engineering problem

September 25, 2008 | User rating: 4.3 / 5 after 32 vote(s) | User comments: 5

(PhysOrg.com) -- As a car accelerates up and down a hill then slows to follow a hairpin turn, the airflow around it cannot keep up and detaches from the vehicle. This aerodynamic separation creates additional ...


Japanese duo, US scientist win Nobel for particle physics

October 07, 2008 | User rating: 4.6 / 5 after 14 vote(s) | User comments: 5

Makoto Kobayashi and Toshihide Maskawa of Japan and Yoichiro Nambu of the United States won the 2008 Nobel Physics Prize Tuesday for groundbreaking theoretical work in fundamental particles.


Researchers develop world's fastest bar code reader

September 30, 2008 | User rating: 4.3 / 5 after 17 vote(s) | User comments: 4

(PhysOrg.com) -- Building on a series of recent breakthroughs in ultrafast analog-to-digital conversion, UCLA engineers have designed a bar code reader that is nearly a thousand times faster than any device currently in use.


Controlling light with sound: new liquid camera lens as simple as water and vibration

September 22, 2008 | User rating: 4.6 / 5 after 40 vote(s) | User comments: 3

New miniature image-capturing technology powered by water, sound, and surface tension could lead to smarter and lighter cameras in everything from cell phones and automobiles to autonomous robots and miniature ...


New research shows why metal alloys degrade

September 24, 2008 | User rating: 4.1 / 5 after 32 vote(s) | User comments: 3

(PhysOrg.com) -- Metal alloys can fail unexpectedly in a wide range of applications -- from jet engines to satellites to cell phones—and new research from the University of Michigan helps to explain why.


New research could lead to practical uses for metal-organic frameworks

September 25, 2008 | User rating: 4.6 / 5 after 8 vote(s) | User comments: 3

(PhysOrg.com) -- Scientists at U.S. Department of Energy's Argonne National laboratory are putting the pressure on metal-organic frameworks (MOF).


Mars magnetic field mystery explained

September 25, 2008 | User rating: 4 / 5 after 27 vote(s) | User comments: 3

(PhysOrg.com) -- So much attention has been paid to the similarities and differences between Earth and Mars that we often look to the ancient red planet for signposts in our own planet's future. A U of T physicist, ...


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