Quantum cryptography is said to be uncrackable. It will stay safe, but only if true randomness, the generation and use of intrinsically random numbers, can be achieved.
Quantum Physics
May 22, 2014
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The laws of classical physics that describe the world around us can be very different from those of the quantum world. At the quantum level, particles can behave more like waves that can pass through each other and display ...
Quantum Physics
May 16, 2014
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What if spacetime were a kind of fluid? This is the question tackled by theoretical physicists working on quantum gravity by creating models attempting to reconcile gravity and quantum mechanics. Some of these models predict ...
Quantum Physics
Apr 23, 2014
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In a paper published this week in the journal Physical Review Letters, MIT researchers propose an experiment that may close the last major loophole of Bell's inequality—a 50-year-old theorem that, if violated by experiments, ...
Quantum Physics
Feb 20, 2014
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Light-gathering macromolecules in plant cells transfer energy by taking advantage of molecular vibrations whose physical descriptions have no equivalents in classical physics, according to the first unambiguous theoretical ...
Quantum Physics
Jan 9, 2014
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Theoretical physicist Frank Wilhelm-Mauch and his research team at Saarland University have developed a mathematical model for a type of microscopic test lab that could provide new and deeper insight into the world of quantum ...
Quantum Physics
Oct 25, 2013
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Quantum mechanics provides such a different description of the world compared to classical physics that even Albert Einstein had problems comprehending the implications of the theory. However, sometimes the predictions attributed ...
Quantum Physics
Oct 25, 2013
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How does a classical temperature form in the quantum world? An experiment at the Vienna University of Technology has directly observed the emergence and the spreading of a temperature in a quantum system. Remarkably, the ...
Quantum Physics
Sep 9, 2013
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Researchers from the universities in Mainz, Frankfurt, Hamburg and Ulm have proposed a new platform for quantum simulation. In a theoretical paper recently published in Physical Review Letters, they show that a combined system ...
Quantum Physics
Sep 3, 2013
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(Phys.org) —A team of researchers at the University of St Andrews has created the world's fastest spinning man-made object.
General Physics
Aug 28, 2013
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