News tagged with rotation
Experts suggest steps to stop spread of resistant corn rootworms
(Phys.org) -- The discovery that more Western corn rootworms are resistant to the toxin contained in widely planted transgenic corn has sparked a warning that farmers must change tactics or lose a valuable management tool ...
Apr 23, 2012 |
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Geomagnetic data reveal unusual nature of recent solar minimum
Since the mid-1800s, scientists have been systematically measuring changes in the Earth's magnetic field and the occurrence of geomagnetic activity. Such long- term investigation has uncovered a number of cyclical changes, ...
Space & Earth / Space Exploration
Mar 19, 2012 |
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Aircraft of the future could capture and re-use some of their own
Tomorrow's aircraft could contribute to their power needs by harnessing energy from the wheel rotation of their landing gear to generate electricity.
Technology / Energy & Green Tech
Feb 23, 2012 |
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Could Venus be shifting gear?
(PhysOrg.com) -- ESAs Venus Express spacecraft has discovered that our cloud-covered neighbour spins a little slower than previously measured. Peering through the dense atmosphere in the infrared, the ...
Space & Earth / Space Exploration
Feb 10, 2012 |
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Manipulating the texture of magnetism
Knowing how to control the combined magnetic properties of interacting electrons will provide the basis to develop an important tool for advancing spintronics: a technology that aims to harness these properties ...
Feb 03, 2012 |
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Stellar astrophysics explains the behavior of fast rotating neutron stars in binary systems
Pulsars are among the most exotic celestial bodies known. They have diameters of about 20 kilometres, but at the same time roughly the mass of our sun. A sugar-cube sized piece of its ultra-compact matter ...
Feb 02, 2012 |
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Loss of planetary tilt could doom alien life
Although winter now grips much of the Northern Hemisphere, those who dislike the cold weather can rest assured that warmer months shall return. This familiar pattern of spring, summer, fall and winter does ...
Jan 12, 2012 |
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Fermi telescope explores new energy extremes
(PhysOrg.com) -- After more than three years in space, NASA's Fermi Gamma-ray Space Telescope is extending its view of the high-energy sky into a largely unexplored electromagnetic range. Today, the Fermi ...
Jan 10, 2012 |
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A new way to measure Earth's magnetosphere
US researchers have demonstrated the potential use of a new way to measure properties of Earth's magnetosphere, the magnetic bubble that surrounds the planet.
Space & Earth / Earth Sciences
Jan 04, 2012 |
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Sunn hemp shows promise as biofuel source
Work by scientists at the U.S. Department of Agriculture (USDA) suggests that farmers in the Southeast could use the tropical legume sunn hemp (Crotalaria juncea) in their crop rotations by harvesting the ...
Jan 04, 2012 |
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Cassini data shows Saturn moon may affect planet's magnetosphere
Scientists have been puzzled by periodic bursts of radiation, known as the Saturn kilometric radiation (SKR), that occur in the planet's magnetosphere. These emissions occur at a rate that is close to, but ...
Space & Earth / Space Exploration
Dec 31, 2011 |
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First ever direct measurement of the Earth's rotation
A group with researchers of the Technical University of Munich, Germany, are the first to plot changes in the Earth's axis through laboratory measurements. To do this, they constructed the world's most stable ...
Dec 22, 2011 |
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Unexpected connection: Rotation reversal tied to energy confinement saturation
Research on the Alcator C-Mod experiment at MIT has made an unexpected connection between two seemingly unrelated but important phenomena observed in tokamak plasmas: spontaneous plasma rotation and the global ...
Nov 11, 2011 |
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9 new gamma pulsars
Pulsars are the lighthouses of the universe. These compact and fast-rotating neutron stars flash many times per second in the radio or gamma-ray band. Pure gamma-ray pulsars are extremely difficult to find ...
Nov 03, 2011 |
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Carbon nanotube muscles generate giant twist for novel motors
New artificial muscles that twist like the trunk of an elephant, but provide a thousand times higher rotation per length, were announced on Oct. 13 for a publication in Science magazine by a team of resear ...
Oct 13, 2011 |
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