News tagged with string theory

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Qubits and Branes Share Surprising Features

Qubits and Branes Share Surprising Features

Physics / General Physics

created Jul 03, 2008 | popularity 4.6 / 5 (95) | comments 5

What do black holes and entangled particles have in common? Until about a year ago, physicists thought that the two entities existed in completely separate worlds. Then, in 2007, physicist Michael Duff from ...


Physical reality of string theory demonstrated

Physics / General Physics

created Jul 06, 2009 | popularity 4.4 / 5 (67) | comments 51

String theory has come under fire in recent years. Promises have been made that have not been lived up to. Leiden (The Netherlands) theoretical physicists have now for the first time used string theory to describe a physical ...


A line on string theory

A line on string theory

Physics / General Physics

created Nov 12, 2009 | popularity 4.7 / 5 (46) | comments 15

(PhysOrg.com) -- A Harvard theoretical physicist has discussed with scientists at the Large Hadron Collider in Switzerland the possibility that they may discover a theorized "stau" particle, with a lifetime ...


The Day the World Didn't End

The Day the World Didn't End

Physics / General Physics

created Oct 14, 2008 | popularity 4 / 5 (38) | comments 25

Here's what didn't happen on Sept. 10th: The world did not end. Switching on the world's largest and most powerful particle accelerator near Geneva, Switzerland, did not trigger the creation of a microscopic bla ...


A tiny, tunable well of light, and a string theorist's toolbox

In brief: A tiny, tunable well of light, and a string theorist's toolbox

Physics / General Physics

created Sep 21, 2009 | popularity 3.8 / 5 (17) | comments 7

Promising photonic devices, and theorists attempt to determine whether particle physics and string theory can be reconciled.


Equivalence principle in space test

Equivalence principle in space test

Physics / General Physics

created May 11, 2009 | popularity 3.9 / 5 (13) | comments 3

Since Galileo Galilei and Newton, the assumption is valid that inert and heavy mass are equivalent. This is, however, questioned by new physical theories such as the String theory. Now, the equivalence principle ...


Vanquishing infinity

Vanquishing infinity: Old methods lead to a new approach to finding a quantum theory of gravity

Physics / Quantum Physics

created Aug 17, 2009 | popularity 4.3 / 5 (11) | comments 2

Quantum mechanics and Einstein's theory of general relativity are both extremely accurate theories of how the universe works, but all attempts to combine the two into a unified theory have ended in failure. ...


Ultracold gas mimics ultrahot plasma

Physics / Plasma Physics

created Feb 15, 2009 | popularity 4.4 / 5 (7) | comments 13

Several years after Duke University researchers announced spectacular behavior of a low density ultracold gas cloud, researchers at Brookhaven National Laboratory have observed strikingly similar properties in a very hot ...