At various points throughout Earth's history, the planet's solid exterior has drifted about in relation to the planetary rotation axis. This solid body drift, which is known as "true polar wander," results in a wholesale ...
Earth Sciences
Oct 11, 2012
0
1
(Phys.org) -- The sun is nearly the roundest object ever measured. If scaled to the size of a beach ball, it would be so round that the difference between the widest and narrow diameters would be much less than the width ...
Space Exploration
Aug 16, 2012
44
0
(Phys.org) -- For the first time, scientists have captured images of auroras above the giant ice planet Uranus, finding further evidence of just how peculiar a world that distant planet is. Detected by means of carefully ...
Space Exploration
Apr 13, 2012
7
0
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 Exploration
Mar 19, 2012
0
0
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 for computation ...
General Physics
Feb 3, 2012
1
1
(PhysOrg.com) -- A team of Cornell researchers recently tested their work on the mysterious physical phenomenon of flux pinning aboard a near-zero gravity aircraft.
General Physics
Oct 27, 2009
1
0
(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology and The Johns Hopkins University have constructed a unique tool for exploring the properties of promising new materials with unprecedented ...
Nanophysics
Feb 25, 2009
1
0
