News tagged with quantum physics theory

New Law of Physics Could Explain Quantum Mysteries

(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 ...

Physics / Quantum Physics

created Aug 17, 2009 | popularity 4.5 / 5 (98) | comments 162 feature

Revised theory of gravity doesn't predict a Big Bang

(PhysOrg.com) -- The Big Bang theory has formed the basis of our understanding of the universe's origins since it was first proposed in 1927 by Georges Lemaitre. And for good reason: the theory is supported ...

Physics / General Physics

created Jul 12, 2010 | popularity 4.7 / 5 (77) | comments 213 | with audio podcast feature

Spacetime May Have Fractal Properties on a Quantum Scale

(PhysOrg.com) -- Usually, we think of spacetime as being four-dimensional, with three dimensions of space and one dimension of time. However, this Euclidean perspective is just one of many possible multi-dimensional ...

Physics / Quantum Physics

created Mar 25, 2009 | popularity 4.7 / 5 (57) | comments 40 feature

Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory

(PhysOrg.com) -- Spacetime, which consists of three dimensions of space and one time dimension, is such a large, abstract concept that scientists have a very difficult time understanding and defining it. Moreover, ...

Physics / Quantum Physics

created Dec 16, 2009 | popularity 4.6 / 5 (58) | comments 16 feature

New study suggests researchers can now test the 'theory of everything'

(PhysOrg.com) -- Researchers describe how to carry out the first experimental test of string theory in a paper published tomorrow in Physical Review Letters.

Physics / General Physics

created Sep 01, 2010 | popularity 4.4 / 5 (61) | comments 54 | with audio podcast

Einstein equations indicate possibility of black hole formation at the LHC

(PhysOrg.com) -- One of the concerns that has been voiced about the Large Hadron Collider (LHC), is that it could result in the formation of black holes that could destroy the world. While most scientists ...

Physics / General Physics

created Apr 06, 2010 | popularity 4 / 5 (63) | comments 364 | with audio podcast feature

Heisenberg Uncertainty Principle sets limits on Einstein's 'spooky action at a distance,' new research finds

Researchers have uncovered a fundamental link between the two defining properties of quantum physics. Stephanie Wehner of Singapore's Centre for Quantum Technologies and the National University of Singapore ...

Physics / Quantum Physics

created Nov 18, 2010 | popularity 4.4 / 5 (44) | comments 53 | with audio podcast

Why we've got the cosmological constant all wrong

(PhysOrg.com) -- Some scientists call the cosmological constant the "worst prediction of physics." And when today’s theories give an estimated value that is about 120 orders of magnitude larger than the ...

Physics / General Physics

created Mar 05, 2012 | popularity 4.5 / 5 (41) | comments 152 | with audio podcast feature

Physicists use offshoot of string theory to describe puzzling behavior of superconductors

(PhysOrg.com) -- Physicists are divided on whether string theory is a viable theory of everything, but many agree that it offers a new way to look at physical phenomena that have otherwise proven difficult ...

Physics / General Physics

created Aug 05, 2010 | popularity 4.6 / 5 (39) | comments 143 | with audio podcast

Does the quantum wave function represent reality?

(Phys.org) -- At the heart of quantum mechanics lies the wave function, a probability function used by physicists to understand the nanoscale world. Using the wave function, physicists can calculate a system's ...

Physics / Quantum Physics

created Apr 25, 2012 | popularity 4.7 / 5 (38) | comments 136 | with audio podcast feature

Physicists Solve Difficult Classical Problem with One Quantum Bit

(PhysOrg.com) -- Quantum information algorithms have the potential to solve some problems exponentially faster than current classical methods. However, most research on quantum information systems has concentrated ...

Physics / Quantum Physics

created Jan 08, 2010 | popularity 4.8 / 5 (36) | comments 4 | with audio podcast feature

Fahrenheit -459: Neutron stars and string theory in a lab

(PhysOrg.com) -- Using lasers to contain some ultra-chilled atoms, a team of scientists has measured the viscosity or stickiness of a gas often considered to be the sixth state of matter. The measurements ...

Physics / General Physics

created Dec 09, 2010 | popularity 4.8 / 5 (32) | comments 8 | with audio podcast

Physicists propose test for loop quantum gravity

(PhysOrg.com) -- As a quantum theory of gravity, loop quantum gravity could potentially solve one of the biggest problems in physics: reconciling general relativity and quantum mechanics. But like all tentative ...

Physics / Quantum Physics

created Jan 03, 2012 | popularity 4.3 / 5 (34) | comments 106 | with audio podcast feature

Researchers see exotic force for first time

(PhysOrg.com) -- For the first time, researchers have measured a long-theorized force that operates at distances so tiny they’re measured in billionths of a meter, which may have important applications in ...

Physics / General Physics

created Jan 07, 2009 | popularity 4.8 / 5 (29) | comments 17

Math theories may hold clues to origin, future of life in universe

How did we get here and where are we headed? These are some of life's biggest questions. To get the answers, one Kansas State University professor is doing the math.

Other Sciences / Mathematics

created Jun 09, 2009 | popularity 3.9 / 5 (35) | comments 62