News tagged with noise
First Tunable, ‘Noiseless’ Amplifier May Boost Quantum Computing, Communications
Oct 15, 2008 |
4.6 / 5 (19) |
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(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology (NIST) and JILA, a joint institute of NIST and the University of Colorado (CU) at Boulder, have made the first tunable “noiseless” ...
NASA Balloon Mission Tunes in to a Cosmic Radio Mystery
Space & Earth / Space Exploration
Jan 07, 2009 |
4.6 / 5 (17) |
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(PhysOrg.com) -- Listening to the early universe just got harder. A team led by Alan Kogut of NASA's Goddard Space Flight Center in Greenbelt, Md., today announced the discovery of cosmic radio noise that ...
'Anti-noise' silences wind turbines
Aug 11, 2008 |
4.9 / 5 (15) |
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If wind energy converters are located anywhere near a residential area, they must never become too noisy even in high winds. Most such power units try to go easy on their neighbors' ears, but even the most ...
Dutch PhD student develops device to combat noise
Dec 01, 2009 |
3.9 / 5 (17) |
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Johan Wesselink of the University of Twente, The Netherlands, has developed a device to actively combat noise nuisance. This invention curtails sound waves and vibrations by producing anti-noise. The researcher is confident ...
Wind power may have its own environmental problems
Jul 05, 2009 |
3.6 / 5 (14) |
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Wind power generation is expected to be a clean and environmentally friendly natural energy source, but a new kind of environmental problem has surfaced as infrasonic waves caused by windmills are suspected of causing health ...
Brain noise is a good thing
Biology /
Jul 04, 2008 |
4.4 / 5 (11) |
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Canadian scientists have shown that a noisy brain is a healthy brain.
Researchers could herald a new era in fundamental physics
Feb 03, 2009 |
4.7 / 5 (10) |
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Cardiff University researchers who are part of a British-German team searching the depths of space to study gravitational waves, may have stumbled on one of the most important discoveries in physics according to an American ...
New brain findings on dyslexic children
Medicine & Health / Neuroscience
Nov 11, 2009 |
4.3 / 5 (10) |
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The vast majority of school-aged children can focus on the voice of a teacher amid the cacophony of the typical classroom thanks to a brain that automatically focuses on relevant, predictable and repeating auditory information, ...
A computer can pick out speech even amid cacophony
Technology / Computer Sciences
Nov 26, 2008 |
4.8 / 5 (9) |
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(PhysOrg.com) -- Using a recent development in speech recognition, it is possible to search through television news programmes provided the recognition system has been trained beforehand. PhD candidate Marijn ...
Kepler Mission Update
Space & Earth / Space Exploration
Nov 06, 2009 |
4.7 / 5 (7) |
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(PhysOrg.com) -- Kepler completed another science data download over October 18-19. In this download, a month's worth of science data was transmitted through the NASA Deep Space Network and into the Science ...
Blue whales singing with deeper voices
Dec 08, 2009 |
4.3 / 5 (7) |
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(PhysOrg.com) -- Blue whales, the largest animals on earth, are singing with deeper voices every year, but scientists are unsure of the reason.
Seismic noise unearths lost hurricanes
Space & Earth / Earth Sciences
Oct 20, 2009 |
4.7 / 5 (6) |
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Seismologists have found a new way to piece together the history of hurricanes in the North Atlantic—by looking back through records of the planet's seismic noise. It's an entirely new way to tap into the ...
Physicists Show that Correlated Environmental Variations Can Quicken Extinctions
Jan 13, 2009 |
3.8 / 5 (6) |
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(PhysOrg.com) -- In general, population extinction is a natural process. For one reason or another, an estimated 99.9% of all species that have lived on Earth are now extinct. However, the reasons for a species ...
IMEC develops low-cost low-power 60GHz solutions in digital 45nm CMOS
Feb 09, 2009 |
4.4 / 5 (5) |
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At this week’s International Solid State Circuits Conference, IMEC presents a 60GHz front-end receive chain, phase-locked loop and power amplifier in 45nm digital CMOS technology. These building blocks pave ...
Got ear plugs? You may want to sport them on the subway and other mass transit
Jun 19, 2009 |
4.5 / 5 (4) |
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The U.S. mass transit system, the largest in the world, provides affordable and efficient transportation to more than 33 million riders each weekday. The system is generally considered one of the safest modes of travel. But ...
