Fast magnetoacoustic wave trains are a promising seismological probe of the sun's corona, revealing the magnetic connectivity and providing an estimation of the absolute value of the coronal magnetic field. Low-frequency ...
Astronomy
Dec 4, 2018
0
20
A team of international scientists from BAS, University of Iowa and GFZ German Research Centre for Geosciences has discovered a new method to explain how radiation belts are formed around the planet Saturn.
Space Exploration
Nov 29, 2018
5
137
We all know microwaves are good for cooking popcorn, but scientists have recently shown they can also prevent dangerous waves in plasmas and help produce clean, nearly limitless energy with fusion. Fusion takes place when ...
Plasma Physics
Nov 5, 2018
0
6
The Earth's magnetosphere contains plasma, an ionized gas composed of positive ions and negative electrons. The motion of these charged plasma particles is controlled by electromagnetic fields. The energy transfer processes ...
Plasma Physics
Sep 19, 2018
0
81
Scientists at the University of California, Los Angeles present new research on a curious cosmic phenomenon known as "whistlers"—very low frequency packets of radio waves that race along magnetic field lines. This first-of-its-kind ...
Plasma Physics
Aug 14, 2018
0
406
400 kilometers above Earth, researchers examined waves in complex plasma under microgravity conditions and found that the microparticles behaved in nonuniform ways in the presence of varying electrical fields. They report ...
Plasma Physics
Aug 7, 2018
0
105
New research from NASA's Cassini spacecraft's up-close Grand Finale orbits shows a surprisingly powerful and dynamic interaction of plasma waves moving from Saturn to its rings and its moon Enceladus. The observations show ...
Space Exploration
Jul 10, 2018
35
938
Sometimes on a dark night near the poles, the sky pulses a diffuse glow of green, purple and red. Unlike the long, shimmering veils of typical auroral displays, these pulsating auroras are much dimmer and less common. While ...
Astronomy
Feb 20, 2018
1
17
Auroras are typically described as slowly shimmering curtains of light illuminating the sky. However, when an explosive aurora known as a breakup occurs, it sometimes leads to a flickering phenomenon. When an aurora flickers, ...
Earth Sciences
Aug 10, 2017
0
8
The space surrounding our planet is full of restless charged particles and roiling electric and magnetic fields, which create waves around Earth. One type of wave, plasmaspheric hiss, is particularly important for removing ...
Space Exploration
Jul 24, 2017
0
18
