To describe the microscopic properties of matter and its interaction with the external world, quantum mechanics uses wave functions, whose structure and time dependence is governed by the Schrödinger equation. ...
19 hours ago
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Tomorrow's offshore oil will be highly viscous – and it will be a heavy job to bring it ashore. But newly-won knowledge is offering hope for fields that today would have been turned down by the economists.
May 02, 2013
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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 ...
Apr 03, 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, ...
Apr 03, 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.
Mar 07, 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 ...
Mar 03, 2013
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(AP)—The future of the shuttered San Onofre nuclear power plant is clouded by uncertainty.
Feb 26, 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 ...
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 ...
Feb 19, 2013
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(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 ...
Feb 15, 2013
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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.
Feb 06, 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 ...
Feb 04, 2013
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Philosophers and scientists have long puzzled over the origins of fairness. Work by a group of Harvard researchers offers some clues, with the discovery that uncertainty is critical in the concept's development.
Jan 31, 2013
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(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 ...
Dec 28, 2012
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(AP)—An Italian appeals court on Friday overturned the convictions of three Google executives found criminally responsible for a video on a Google site that showed a disabled teen being bullied.
Dec 21, 2012
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