(Phys.org) —A team of astronomers using NASA's Hubble Space Telescope has taken an important step closer to finding the birth certificate of a star that's been around for a very long time.
Astronomy
Mar 7, 2013
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Researchers at the University of Rochester and the University of Ottawa have applied a recently developed technique to directly measure for the first time the polarization states of light. Their work both overcomes some important ...
Optics & Photonics
Mar 3, 2013
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The University of Queensland (UQ) physicists are on a quest to build the world's most accurate thermometer.
General Physics
Oct 11, 2012
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Precision engineering requires accurate measurements and these are often made using co-ordinate measuring machines, or CMMs.
Engineering
Aug 31, 2012
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(PhysOrg.com) -- Most people attempt to reduce the little uncertainties of life by carrying umbrellas on cloudy days, purchasing automobile insurance or hiring inspectors to evaluate homes they might consider purchasing. ...
Quantum Physics
Feb 26, 2012
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Datasets are the currency of physics. As data accumulate, measurement uncertainty ranges shrink, increasing the potential for discoveries and making non-observations more stringent, with more far-reaching consequences. In ...
General Physics
Jan 17, 2012
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Heisenberg's Uncertainty principle is arguably one of the most famous foundations of quantum physics. It says that not all properties of a quantum particle can be measured with unlimited accuracy. Until now, this has often ...
Quantum Physics
Jan 17, 2012
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(PhysOrg.com) -- The weak equivalence principle (WEP) - which states that all bodies fall at the same rate in a gravitational field, regardless of structure or composition - is one of the key postulates of general relativity. ...
