News tagged with waves
Giant black hole kicked out of home galaxy
(Phys.org) -- Astronomers have found strong evidence that a massive black hole is being ejected from its host galaxy at a speed of several million miles per hour. New observations from NASA's Chandra X-ray ...
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Soviet find of water on the Moon in the 1970s ignored by the West
(Phys.org) -- In August 1976 Luna 24 landed on the moon and returned to Earth with samples of rocks, which were found to contain water, but this finding was ignored by scientists in the West.
Space & Earth / Space Exploration
Jun 01, 2012 |
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Mathematicians can conjure matter waves inside an invisible hat
Invisibility, once the subject of magic or legend, is slowly becoming reality. Over the past five years mathematicians and other scientists have been working on devices that enable invisibility cloaks – ...
May 29, 2012 |
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ALMA turns its eyes to Centaurus A
(Phys.org) -- A new image of the galaxy Centaurus A, made with the Atacama Large Millimeter/submillimeter Array (ALMA), shows how the observatory allows astronomers to see through the opaque dust lanes that ...
May 31, 2012 |
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Research team uses a laser frequency comb to calibrate spectrographs
(Phys.org) -- In the never ending quest to find out if there is life out there beyond our own planet, astronomers, astrophysicists and other researchers use all manner of tools to scan the sky looking for ...
May 31, 2012 |
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Research group creates longer lived and more efficient quantum memory
(Phys.org) -- One of the main sticking points to creating a true quantum computer capable of performing meaningful work, is the problem of storing quantum state information in memory. Recent efforts have resulted in highly ...
May 30, 2012 |
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The anatomy of a stellar outflow
(Phys.org) -- Astronomers used to think that star formation simply involved the gradual coalescence of material under the influence of gravity. No longer. Making a new star is a complex process, among other ...
May 28, 2012 |
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Does the quantum wave function represent reality?
(Phys.org) -- At the heart of quantum mechanics lies the wave function, a probability function used by physicists to understand the nanoscale world. Using the wave function, physicists can calculate a system's ...
Apr 25, 2012 |
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Famed US alien seeker shifts gaze back to Earth
After decades spent scanning the heavens for signs of life elsewhere in the cosmos, astronomer Jill Tarter is stepping back, and letting a colleague take charge of the quest.
Space & Earth / Space Exploration
May 22, 2012 |
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Mechanical motion rectifier leads to better energy harvesting
(Phys.org) -- Mechanical energy is all around us, whether in the form of a vehicle's vibrations, ocean waves, or vibrating train tracks. However, much of this energy is irregular and oscillatory - for example, road bumps ...
Apr 25, 2012 |
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New Interstellar Boundary Explorer data show heliosphere's long-theorized bow shock does not exist
For the last few decades, space scientists have generally accepted that the bubble of gas and magnetic fields generated by the sun – known as the heliosphere – moves through space, creating three ...
Space & Earth / Space Exploration
May 10, 2012 |
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Novel holographic antenna designs and uses
Holographic antennas first studied around 40 years ago are again a hot topic given the potential of holographic images for a variety of applications. EU researchers developed novel prototype devices based ...
May 30, 2012 |
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Typhoon Sanvu affecting Iwo To, then expected to fade over weekend
Infrared and visible imagery from NASA's Aqua satellite taken on May 25, 2012, showed an impressive Typhoon Sanvu already affecting the islands of Iwo To and Chichi Jima, Japan. The typhoon is expected to ...
Space & Earth / Earth Sciences
May 25, 2012 |
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Astrophysicists discover new heating source in cosmological structure formation
(Phys.org) -- So far, astrophysicists thought that super-massive black holes can only influence their immediate surroundings. A collaboration of scientists at the Heidelberg Institute for Theoretical Studies ...
May 15, 2012 |
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Tall water waves behave unexpectedly
(PhysOrg.com) -- In investigating the behavior of large-amplitude standing water waves, mathematician Jon Wilkening of the University of California, Berkeley, has discovered that the waves’ behavior cannot ...
Nov 15, 2011 |
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