(Phys.org) -- Researchers at The Australian National University have developed the fastest random number generator in the world by listening to the 'sounds of silence'.
Quantum Physics
Apr 11, 2012
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A growing body of research shows that birds and other animals change their behavior in response to manmade noise, such as the din of traffic or the hum of machinery. But human clamor doesn't just affect animals. Because many ...
Ecology
Mar 20, 2012
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Smartphone owners can surf the Web, pay bills, watch videos, enjoy music and send email. But while their gadgets have been designed to handle increasing amounts of data, experts say, less attention has been paid to their ...
Telecom
Mar 2, 2012
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Using a liquid laser, University of Michigan researchers have developed a better way to detect the slight genetic mutations that might predispose a person to a particular type of cancer or other diseases.
Analytical Chemistry
Jan 31, 2012
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(PhysOrg.com) -- A team of Finnish physicists has developed a novel way to amplify a microwave signal that unlike other amplifiers, produces noise that is just barely above that which is necessary due to the laws of quantum ...
(PhysOrg.com) -- Apple made patent news this week in two directions, toward a Kinect like system and toward a quest for excellence in sound quality on phones. It’s been reported that Apple has filed patent applications ...
(PhysOrg.com) -- Scientists have demonstrated that a superconducting detector called a transition edge sensor (TES) is capable of counting the number of as many as 1,000 photons in a single pulse of light with an accuracy ...
Optics & Photonics
Nov 14, 2011
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In the world of engineering, "noise" – random fluctuations from environmental sources such as heat – is generally a bad thing. In electronic circuits, it is unavoidable, and as circuits get smaller and smaller, ...
General Physics
Nov 8, 2011
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Airlines and aircraft manufacturers are under increasing pressure to keep noise levels low for airport personnel and for people in surrounding neighborhoods.
Engineering
Sep 13, 2011
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(PhysOrg.com) -- Most everyone knows that modern pollution causes a lot of problems for the other animals trying to exist on this planet. Chemicals in the air and water make animals sick or kill them; urban sprawl allows ...
