Updating the textbook: Is the radius of a proton wrong?
Striving for agreement between theory and experiment and pushing the boundaries of precision are important parts of the scientific process.
Feb 26, 2013
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Feb 26, 2013
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New experiments challenge fundamental understanding of electromagnetism
(Phys.org)—A cornerstone of physics may require a rethink if findings at the National Institute of Standards and Technology (NIST) are confirmed. Recent experiments suggest that the most rigorous predictions ...
Nov 28, 2012
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The world's most stable laser also promises heightened test precision
(Phys.org)—The world's most stable laser – with frequency variation of no more than 2 parts in 10,000 trillion – has been developed and tested by an international collaboration of scientists at NIST/JILA ...
Sep 11, 2012
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Book illuminates life, legacy of physicist Feynman
From childhood sweetheart to quantum electrodynamics, the life and scientific contributions of the legendary Richard Feynman, a physicist of mythic hero status, are given a new and stimulating perspective ...
Mar 14, 2011
4 / 5 (2)
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Particle physics: 'Honey, I shrunk the proton'
Scientists lobbed a bombshell into the world of sub-atomic theory on Wednesday by reporting that a primary building block of the visible Universe, the proton, is smaller than previously thought.
Jul 07, 2010
4.9 / 5 (63)
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Researcher studies the universe through quantum electrodynamics
(PhysOrg.com) -- Fundamental constants, such as the standards for length and mass, are a given in our society. However, research has shown that these constants might be changing slightly with the expansion of the universe.
Dec 17, 2009
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