Exploring Systems-Science Techniques for the Earth’s Magnetosphere-Ionosphere-Thermosphere; Los Alamos, New Mexico, 24–26 July 2018
magnetic fields & magnetism
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John T. “Jack” Gosling (1938–2018)
This prolific researcher helped us understand the interactions of the solar wind and coronal mass ejections with Earth’s magnetic field.
Posted inResearch Spotlights
High-Altitude “Wind Walls” Discovered near Magnetic Poles
Satellite imaging reveals two narrow channels of extreme winds surrounded by gentle opposing flow 140–250 kilometers above sea level.
Posted inResearch Spotlights
How Two Massive Space Storms Zapped Alaska
New study reveals how space weather causes rapid fluctuations in Earth’s surface geomagnetic field.
Posted inResearch Spotlights
Measurements of Kelvin-Helmholtz Waves in Earth’s Magnetic Field
Simultaneous satellite observations from different distances of Earth’s magnetic tail offer insight into how these instability waves evolve through time and space.
Posted inEditors' Highlights
Innovative Way to Detect Space Weather Impact on Power Grids
Very low frequency radio, a well-proven tool for solar-terrestrial studies, proves to be adept at detecting the stresses that space weather imposes on the transformers at the heart of power grids.
Posted inEditors' Vox
Going with the Flow in Outer Space
Near-Earth space is a dynamic electric environment containing different types of current that are continually changing over time and space.
Posted inResearch Spotlights
Mysterious Aurora Borealis Feature Explained for the First Time
High-speed particles cause indentations in the magnetopause to form “throat auroras.”
Posted inResearch Spotlights
Challenging the Day Diagram, a Rock Magnetism Paradigm
A critique of the plot routinely used to determine bulk magnetic properties concludes the technique is so ambiguous that new approaches to understanding magnetic mineral assemblages must be developed.
Posted inEditors' Highlights
Anatomy of a Flux Rope Hurtling Through the Solar System
Pancaking and erosion can explain a lot of the structural change in magnetic flux ropes as they fly evolve during their supersonic flight through the inner solar system.