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Keyword: quantum

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  • As if Quantum Teleportation Weren't Spooky Enough, Physicists Propose 'Time Teleportation'

    01/18/2011 12:20:07 PM PST · by Nachum · 98 replies
    Popular Science ^ | 1/18/11 | Clay Dillow
    As if the idea ideas of quantum entanglement and time travel weren’t difficult enough to wrap one’s head around separately, two physicists at the Universtiy of Queensland in Australia have further compounded the headache by merging the two ideas via a new kind of quantum entanglement that links particles not across space, but across time. Quantum entanglement is that “spooky action” (Einstein’s words, not ours) that links two particles such that a measurement on one immediately influences the state of the other, even if the two particles are separated by miles, or even light years. Entanglement defies the intuitive way...
  • The Secret Financial Network Behind "Wizard" George Soros

    11/12/2010 2:50:25 AM PST · by bronxville · 66 replies
    Questions Questions Doc. ^ | November 1st, 1996 | William Engdahl
    The Secret Financial Network Behind "Wizard" George Soros by William Engdahl EIR Investigation Executive Intelligence Review (EIR), November 1, 1996 The dossier that follows is based upon a report released on Oct. 1 by EIR's bureau in Wiesbaden, Germany, titled "A Profile of Mega-Speculator George Soros." Research was contributed by Mark Burdman, Elisabeth Hellenbroich, Paolo Raimondi, and Scott Thompson. ......................................................... Time magazine has characterized financier George Soros as a "modern-day Robin Hood," who robs from the rich to give to the poor countries of eastern Europe and Russia. It claimed that Soros makes huge financial gains by speculating against western...
  • Computers set for quantum leap

    09/16/2010 4:43:02 PM PDT · by AU72 · 42 replies
    Financial Times ^ | 09/16/10 | Clive Cookson
    A new photonic chip that works on light rather than electricity has been built by an international research team, paving the way for the production of ultra-fast quantum computers with capabilities far beyond today’s devices. Future quantum computers will, for example, be able to pull important information out of the biggest databases almost instantaneously. As the amount of electronic data stored worldwide grows exponentially, the technology will make it easier for people to search with precision for what they want. EDITOR’S CHOICE Making sense of a ‘nonsensical world’ - Sep-16 Fears over computers’ impact on lives - Sep-14 Brain scan...
  • Rethinking Einstein: The end of space-time

    08/09/2010 7:25:58 AM PDT · by LibWhacker · 43 replies
    NewScientist ^ | 8/9/10 | Anil Ananthaswamy
    Physicists struggling to reconcile gravity with quantum mechanics have hailed a theory – inspired by pencil lead – that could make it all very simpleIT WAS a speech that changed the way we think of space and time. The year was 1908, and the German mathematician Hermann Minkowski had been trying to make sense of Albert Einstein's hot new idea - what we now know as special relativity - describing how things shrink as they move faster and time becomes distorted. "Henceforth space by itself and time by itself are doomed to fade into the mere shadows," Minkowski proclaimed, "and...
  • Quantum time machine 'allows paradox-free time travel'

    07/26/2010 1:28:23 AM PDT · by LibWhacker · 43 replies · 1+ views
    Telegraph ^ | 7/22/10 | Tom Chivers
    Quantum physicists at the Massachusetts Institute of Technology believe it is possible to create a time machine which could affect the past without creating a "grandfather paradox".Scientists have for some years been able to 'teleport' quantum states from one place to another. Now Seth Lloyd and his MIT team say that, using the same principles and a further strange quantum effect known as 'postselection', it should be possible to do the same backwards in time. Lloyd told the Technology Review: "It is possible for particles (and, in principle, people) to tunnel from the future to the past."
  • Quantum mechanics flummoxes physicists again

    07/24/2010 5:35:11 PM PDT · by LibWhacker · 82 replies · 3+ views
    Nature ^ | 7/22/10 | Jon Cartwright
    A fresh take on a classic experiment makes no progress in unifying quantum mechanics and relativity. If you ever want to get your head around the riddle that is quantum mechanics, look no further than the double-slit experiment. This shows, with perfect simplicity, how just watching a wave or a particle can change its behaviour. The idea is so unpalatable to physicists that they have spent decades trying to find new ways to test it. The latest such attempt, by physicists in Europe and Canada, used a three-slit version — but quantum mechanics won out again. In the standard double-slit...
  • Latest Physics Theories May Help Challenge Evolution

    03/30/2010 8:53:37 AM PDT · by nysuperdoodle · 85 replies · 1,787+ views
    ECR/Technology Review ^ | 30 Mar 10 | EC
    The latest theories on the nature and origin of gravity are generating lots of interest from those looking to unify the various systems (Einsteinian, Newtonian, Quantum, String Theory) of looking at our universe, and bringing to the forefront the importance of the second law of thermodynamics as an organizing principle in our universe. The problem is that the second law of thermodynamics and evolution are pretty much incompatible, as EC explains...
  • Gravity Emerges from Quantum Information, Say Physicists

    03/27/2010 11:06:22 AM PDT · by LibWhacker · 70 replies · 1,508+ views
    The new role that quantum information plays in gravity sets the scene for a dramatic unification of ideas in physics One of the hottest new ideas in physics is that gravity is an emergent phenomena; that it somehow arises from the complex interaction of simpler things. A few month's ago, Erik Verlinde at the the University of Amsterdam put forward one such idea which has taken the world of physics by storm. Verlinde suggested that gravity is merely a manifestation of entropy in the Universe. His idea is based on the second law of thermodynamics, that entropy always increases over...
  • Scientists supersize quantum mechanics

    03/18/2010 9:10:58 PM PDT · by LibWhacker · 28 replies · 720+ views
    Nature ^ | 3/17/10 | Geoff Brumfiel
    Largest ever object put into quantum state.A team of scientists has succeeded in putting an object large enough to be visible to the naked eye into a mixed quantum state of moving and not moving. Andrew Cleland at the University of California, Santa Barbara, and his team cooled a tiny metal paddle until it reached its quantum mechanical 'ground state' — the lowest-energy state permitted by quantum mechanics. They then used the weird rules of quantum mechanics to simultaneously set the paddle moving while leaving it standing still. The experiment shows that the principles of quantum mechanics can apply...
  • Can we detect quantum behavior in viruses?

    03/11/2010 7:21:37 AM PST · by decimon · 16 replies · 404+ views
    Institute of Physics ^ | Mar 11, 2010 | Unknown
    The weird world of quantum mechanics describes the strange, often contradictory, behaviour of small inanimate objects such as atoms. Researchers have now started looking for ways to detect quantum properties in more complex and larger entities, possibly even living organisms. A German-Spanish research group, split between the Max Planck Institute for Quantum Optics in Garching and the Institute of Photonic Sciences (ICFO), is using the principles of an iconic quantum mechanics thought experiment - Schrödinger's superpositioned cat – to test for quantum properties in objects composed of as many as one billion atoms, possibly including the flu virus. New research...
  • Ripping Apart Einstein

    03/07/2010 2:11:48 PM PST · by LibWhacker · 83 replies · 468+ views
    FQXI ^ | 3/7/10 | Bob Swarup
    Cutting the threads of the spacetime fabric and reinstating the aether could lead to a theory of quantum gravity.If there’s one thing Einstein taught us, it’s that time is relative. But physicist Petr Hořava is challenging this notion and tearing through the fabric of spacetime in his quest for a theory of quantum gravity. His work may also resurrect another entity that Einstein had seemingly buried—the aether. Physicists have spent decades searching for a way to reconcile the seemingly incongruous twin foundations of modern physics: quantum theory, which deals with the infinitesimally small, and Einstein’s theory of gravity, general relativity,...
  • Digital Quantum Battery Could Boost Energy Density Tenfold

    12/23/2009 8:38:17 PM PST · by LibWhacker · 9 replies · 1,055+ views
    PhysOrg ^ | 12/22/09 | Lisa Zyga
    This figure shows the energy density and the power density of nano vacuum tubes in comparison to other energy storage devices. Credit: H?bler and Osuagwu. (PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to a new proposal, billions of nanoscale capacitors could take advantage of quantum effects to overcome electric arcing, an electrical breakdown phenomenon which limits the amount of charge that conventional capacitors can store. In their study, Alfred Hubler and Onyeama Osuagwu, both of the...
  • Small nanoparticles bring big improvement to medical imaging

    11/22/2009 10:40:46 PM PST · by neverdem · 2 replies · 525+ views
    If you're watching the complex processes in a living cell, it is easy to miss something important—especially if you are watching changes that take a long time to unfold and require high-spatial-resolution imaging. But new research* makes it possible to scrutinize activities that occur over hours or even days inside cells, potentially solving many of the mysteries associated with molecular-scale events occurring in these tiny living things. A joint research team, working at the National Institute of Standards and Technology (NIST) and the National Institute of Allergy and Infectious Diseases (NIAID), has discovered a method of using nanoparticles to illuminate...
  • The 10 weirdest physics facts, from relativity to quantum physics

    11/12/2009 7:51:26 AM PST · by LibWhacker · 63 replies · 2,263+ views
    Telegraph ^ | 11/12/09 | Tom Chivers
    People who think science is dull are wrong. Here are 10 reasons why.Physics is weird. There is no denying that. Particles that don’t exist except as probabilities; time that changes according to how fast you’re moving; cats that are both alive and dead until you open a box. We’ve put together a collection of 10 of the strangest facts we can find, with the kind help of cosmologist and writer Marcus Chown, author of We Need To Talk About Kelvin, and an assortment of Twitter users. The humanities-graduate writer of this piece would like to stress that this is...
  • New Law of Physics Could Explain Quantum Mysteries

    08/18/2009 10:37:08 AM PDT · by LibWhacker · 86 replies · 2,439+ views
    PhysOrg ^ | 8/17/09 | Lisa Zyga
    The Invariant Set Postulate differentiates between reality and unreality, suggesting the existence of a state space, within which a smaller subset of state space (reality) is embedded. (PhysOrg.com) -- Since the early days of quantum mechanics, scientists have been trying to understand the many strange implications of the theory: superpositions, wave-particle duality, and the observer’s role in measurements, to name a few. Now, a new proposed law of physics that describes the geometry of physical reality on the cosmological scale might help answer some of these questions. Plus, the new law could give some clues about the role of...
  • Journeying Through the Quantum Froth

    08/09/2009 12:08:19 PM PDT · by LibWhacker · 34 replies · 1,151+ views
    FQXi ^ | 8/9/09 | Marc Kaufman & Zeeya Merali
    Are cosmic rays revealing the quantum nature of spacetime? Could theories of (not) everything help solve the puzzle of quantum gravity? The architect of doubly special relativity thinks so.In his youth, there were two things that regularly competed for Giovanni Amelino-Camelia’s attention: his favorite soccer team, Napoli, and "anything that came close to being scientific." And since Napoli was struggling in the Italian soccer league in the summer of 1978, Amelino-Camelia found himself watching a series of programs on special relativity instead of soccer. "That was really the point of no return for me," he remembers. "Although I was 13-years...
  • The quantum life (quantum mechanics can explain many fundamental aspects of life)

    07/19/2009 5:42:44 PM PDT · by SeekAndFind · 9 replies · 1,259+ views
    Physics World ^ | 7/15/2009 | Paul Davies
    To a physicist, life seems little short of miraculous — all those stupid atoms getting together to perform such clever tricks! For centuries, living organisms were regarded as some sort of magic matter. Today, we know that no special “life force” is at work in biology; there is just ordinary matter doing extraordinary things, all the while obeying the familiar laws of physics. What, then, is the secret of life’s remarkable properties? In the late 1940s and 1950s it was fashionable to suppose that quantum mechanics — or perhaps some soon-to-be-formulated “post-quantum mechanics” — held the key to the mystery...
  • Quantum Mysticism: Gone but Not Forgotten

    06/08/2009 8:53:23 PM PDT · by Maelstorm · 6 replies · 474+ views
    http://www.physorg.com/ ^ | Lisa Zyga | June 8th, 2009
    In a recent paper published in the European Journal of Physics, Marin has written a short history, based on a longer analysis, of the mysticism controversy in the early quantum physics community. As Marin emphasizes, the controversy began in Germany in the 1920s among physicists in reaction to the new theory of quantum mechanics, but was much different than debates on similar issues today. At the turn of the last century, science and religion were not divided as they are today, and some scientists of the time were particularly inspired by Eastern mysticism. In his analysis, Marin lays out each...
  • Science, Spirituality, and Some Mismatched Socks

    05/12/2009 7:22:49 AM PDT · by Squidpup · 11 replies · 1,058+ views
    Wall Street Journal ^ | May 5, 2009 | GAUTAM NAIK
    One of quantum physics' crazier notions is that two particles seem to communicate with each other instantly, even when they're billions of miles apart. Albert Einstein, arguing that nothing travels faster than light, dismissed this as impossible "spooky action at a distance." The great man may have been wrong. A series of recent mind-bending laboratory experiments has given scientists an unprecedented peek behind the quantum veil, confirming that this realm is as mysterious as imagined. Quantum physics is the study of the very small -- atoms, photons and other particles. Unlike the cause-and-effect of our everyday physical world, subatomic particles...
  • Soros thinks U.S. is far from recovery while it effectively ruins itself

    04/28/2009 2:07:52 PM PDT · by mgist · 25 replies · 1,020+ views
    Commerce Journal ^ | April 7, 2009 | Petrony
    According to George Soros’ forecast the U.S. economy is not to recover in a short time with a possibility of a situation that could be observed in Japan, in other words a long period of low recovery. Speaking to Reuter Financial Television Soros stressed that the government’s efforts aimed at rescuing financial institutions could have unprogramed implications effectively turning them into “zombies” that would suck the lifeblood out of the economy instead of stimulating it. "I don't expect the U.S. economy to recover in the third or fourth quarter so I think we are in for a pretty lasting slowdown,"...