News tagged with rotation
Oddball stars explained
Sep 17, 2009 |
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(PhysOrg.com) -- New observations solve longstanding mystery of tipped rotation. In addition to shedding light on how binary stars form, the explanation knocks down a possible challenge to Einstein's theory ...
Two More Earth's Chandler Wobble Jumps Revealed, Last in 2005
Sep 02, 2009 |
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(PhysOrg.com) -- The Chandler Wobble is a small variation in the rotation of the Earth on its axis. It has been known for some time that the phase of the Chandler Wobble jumped by 180 degrees in the 1920s, ...
Long debate ended over cause, demise of ice ages -- may also help predict future
Space & Earth / Earth Sciences
Aug 06, 2009 |
4.4 / 5 (23) |
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Researchers have largely put to rest a long debate on the underlying mechanism that has caused periodic ice ages on Earth for the past 2.5 million years - they are ultimately linked to slight shifts in solar radiation caused ...
Scientists glean new insights into convection in planets and stars
Jan 19, 2009 |
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(PhysOrg.com) -- A new study by UCLA planetary scientists and their colleagues in Germany overturns a longstanding scientific tenet and provides new insights into how convection controls much of what we observe ...
XMM-Newton measures speedy spin of rare celestial object
Jan 13, 2009 |
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(PhysOrg.com) -- XMM-Newton has caught the fading glow of a tiny celestial object, revealing its rotation rate for the first time. The new information confirms this particular object as one of an extremely ...
A lightning strike in Africa helps take the pulse of the sun
Space & Earth / Space Exploration
Nov 11, 2009 |
4.5 / 5 (11) |
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Sunspots, which rotate around the sun's surface, tell us a great deal about our own planet. Scientists rely on them, for instance, to measure the sun's rotation or to prepare long-range forecasts of the Earth's ...
Study suggests Buddhist deity meditation temporarily augments visuospatial abilities
Medicine & Health / Psychology & Psychiatry
Apr 27, 2009 |
4.3 / 5 (10) |
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Meditation has been practiced for centuries, as a way to calm the soul and bring about inner peace. According to a new study in Psychological Science, a journal of the Association for Psychological Science, there is now ev ...
Sex difference on spatial skill test linked to brain structure
Dec 17, 2008 |
4.3 / 5 (4) |
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Men consistently outperform women on spatial tasks, including mental rotation, which is the ability to identify how a 3-D object would appear if rotated in space. Now, a University of Iowa study shows a connection between ...
Experiment demonstrates 110 years of sustainable agriculture
Biology /
Sep 29, 2008 |
4.3 / 5 (19) |
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A plot of land on the campus of Auburn University shows that 110 years of sustainable farming practices can produce similar cotton crops to those using other methods.
UW-Madison entomologist helps farmers deal with tricky crop pest
Sep 15, 2009 |
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(PhysOrg.com) -- Historically, crop rotation has worked to keep the western corn rootworm in check in Wisconsin.
Tillage, rotation impacts peanut crops
Biology /
Nov 10, 2008 |
4.4 / 5 (5) |
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The increasing popularity of reduced tillage on crops has not only been an important development in combating soil erosion, but it has also been associated with increasing organic material and producing high crop yields.
