A new study from The Pew Charitable Trusts, "Making Hard Choices: Navigating the Economic Shock of Unemployment," examines how American families cope with unexpected financial setbacks and how those periods of economic uncertainty ...
Social Sciences
Apr 3, 2013
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(Phys.org) —Can worldwide communication ever be fully secure? Quantum physicists believe they can provide secret keys using quantum cryptography via satellite. Unlike communication based on classical bits, quantum cryptography ...
Quantum Physics
Apr 3, 2013
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(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
28
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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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Researchers from the Finnish Aalto University and the Technical Research Centre of Finland succeeded in showing experimentally that vacuum has properties not previously observed. According to the laws of quantum mechanics, ...
General Physics
Feb 26, 2013
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(Phys.org)—If an object traveling through spacetime can loop back in time in a certain way, then its trajectory can allow a pair of its components to be measured with perfect accuracy, violating Heisenberg's uncertainty ...
(Phys.org)—Physicists working at the University of Colorado have succeeded in demonstrating one of the major tenets of quantum mechanics—namely the Heisenberg uncertainty principle—at the macro level. In their paper ...
Vestas, the world's top wind turbine maker, said Wednesday it was seeing the fruits of an extensive restructuring programme as it announced an annual loss but said quarterly sales were higher.
Business
Feb 6, 2013
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(Phys.org)—For the first time, physicists have found that humans can discriminate a sound's frequency (related to a note's pitch) and timing (whether a note comes before or after another note) more than 10 times better ...
(Phys.org)—UK-based physicist Ole Steuernagel from the University of Hertfordshire, alongside Dimitris Kakofengitis and Georg Ritter, have found that a new powerful tool they call 'Wigner flow' is the quantum analogue of ...
Quantum Physics
Dec 28, 2012
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