News tagged with waves

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Scientists Investigate Cause of 'Singing Dunes'

Scientists Investigate Cause of 'Singing Dunes'

Physics / General Physics

created Dec 15, 2009 | popularity 4.3 / 5 (18) | comments 7

(PhysOrg.com) -- In more than 30 locations around the world, the phenomenon of singing sand dunes has intrigued explorers, tourists, and scientists. When an avalanche occurs or even when the sand is pushed ...


Kansas scientists probe mysterious possible comet strikes on Earth

Space & Earth / Space Exploration

created Dec 14, 2009 | popularity 4.2 / 5 (14) | comments 8

It's the stuff of a Hollywood disaster epic: A comet plunges from outer space into the Earth's atmosphere, splitting the sky with a devastating shock wave that flattens forests and shakes the countryside.


Black Holes in Star Clusters stir up Time and Space

Black Holes in Star Clusters stir up Time and Space (w/ Video)

Space & Earth / Astronomy

created Dec 16, 2009 | popularity 4.8 / 5 (16) | comments 5

(PhysOrg.com) -- Within a decade scientists could be able to detect the merger of tens of pairs of black holes every year, according to a team of astronomers at the University of Bonn’s Argelander-Institut ...


Everlasting Quantum Wave: Physicists Predict New Form of Soliton in Ultracold Gases

Everlasting Quantum Wave: Physicists Predict New Form of Soliton in Ultracold Gases

Physics / Quantum Physics

created Dec 16, 2009 | popularity 4.7 / 5 (10) | comments 2

(PhysOrg.com) -- Solitary waves that run a long distance without losing their shape or dying out are a special class of waves called solitons. These everlasting waves are exotic enough, but theoreticians at ...


Researchers show brain waves can 'write' on a computer in early tests

Medicine & Health / Research

created Dec 07, 2009 | popularity 4.9 / 5 (18) | comments 3

Neuroscientists at the Mayo Clinic campus in Jacksonville, Fla., have demonstrated how brain waves can be used to type alphanumerical characters on a computer screen. By merely focusing on the "q" in a matrix of letters, ...


A see-through surprise: Scientists make solid material transparent to terahertz waves

Physics / Condensed Matter

created Dec 07, 2009 | popularity 4.6 / 5 (19) | comments 1

Very often in science, the unexpected discovery turns out to be the most significant. Rice University Professor Junichiro Kono and his team weren't looking for a breakthrough in the transmission of terahertz signals, but ...


New Digital 'Electronics' Concept May Continue Moore's Law

New Digital 'Electronics' Concept May Continue Moore's Law

Nanotechnology / Nanophysics

created Nov 05, 2009 | popularity 4.6 / 5 (76) | comments 12

(PhysOrg.com) -- Computers of the future could be operating not on electrons, but on tiny waves traveling through an electron "fluid," if a new proposal is successful. The new circuit design, recently introduced ...


Elusive protein points to mechanism behind hearing loss

Elusive protein points to mechanism behind hearing loss

Medicine & Health / Neuroscience

created Dec 08, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- A serendipitous discovery of deaf zebra fish larvae has helped narrow down the function of an elusive protein necessary for hearing and balance. The work, led by Rockefeller University’s A. ...


A New View of Coronal Waves

A New View of Coronal Waves

Space & Earth / Astronomy

created Dec 11, 2009 | popularity 4 / 5 (1) | comments 1

(PhysOrg.com) -- The corona is the hot outer region of the sun's atmosphere. The corona is threaded by magnetic fields that loop and twist upwards from the sun's surface, driven by motions of its dense atmosphere.


Samoan Tsunami wave was 46 feet high

Space & Earth / Earth Sciences

created Dec 04, 2009 | popularity 4.7 / 5 (7) | comments 0

(AP) -- The tsunami that killed more than 200 people in the Samoan islands and Tonga earlier this year towered up to 46 feet (14 meters) high - more then twice as tall as most of the buildings it slammed into, scientists ...


 perpetual motion machine

Could Exotic Matter Provide an Infinite Source of Energy?

Physics / General Physics

created Sep 15, 2009 | popularity 3.3 / 5 (34) | comments 63

(PhysOrg.com) -- Generally, scientists prefer to avoid the concept of perpetual motion. The idea of a machine that could produce movement that goes on forever, and using that movement to generate an endless ...


Dutch PhD student develops device to combat noise

Technology / Engineering

created Dec 01, 2009 | popularity 3.9 / 5 (16) | comments 17

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 ...


Research sheds new light on epilepsy

Medicine & Health / Research

created Nov 30, 2009 | popularity 5 / 5 (1) | comments 1

Pioneering research using human brain tissue removed from people suffering from epilepsy has opened the door to new treatments for the disease.


Single-Molecule Magnets Open New Door for Information Technology

Single-Molecule Magnets Open New Door for Information Technology

Physics / Condensed Matter

created Mar 09, 2009 | popularity 4.7 / 5 (24) | comments 2

(PhysOrg.com) -- Recent research by scientists in Italy and France shows that that single molecules have the ability to store information via their magnetic state. Their work is a first step toward a new generation ...


Studying the 'mountains' and 'starquakes' that develop on neutron stars

Physics / General Physics

created May 26, 2009 | popularity 3.8 / 5 (13) | comments 1

(PhysOrg.com) -- Neutron stars have the potential to play an important role in understanding some of the mysteries of the universe. One of factors that could help lead to an understanding of gravitational waves and the mechanisms ...