Morning Overview on MSN
What is the Sun’s magnetic field, and why does it matter?
The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the ...
In the blink of an eye in geological time, Canada has lost one north pole but gained another, a new and different claim to be ...
A magnetometer is a device that measures magnetism: the direction, strength, or relative change of a magnetic field at a ...
Climate Compass on MSN
The hidden dangers of a weakening magnetic field
Our planet's invisible shield is changing in ways that scientists are only beginning to understand. Over the past two hundred years, Earth's magnetic field has weakened by around nine percent on a ...
The poles of the sun’s magnetic field are fading away. But don’t panic: it’s all part of our host star’s usual 11-year cycle of activity. Over the past couple of years, solar activity—as measured by ...
The universe is soaked in weak-but-persistent magnetic fields. Despite decades of research, astronomers still aren't exactly sure where these magnetic fields came from. But new research suggests they ...
Although the Earth’s magnetic field is reliable enough for navigation and is also essential for blocking harmful solar emissions and for improving radio communications, it’s not a uniform strength ...
James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
'A force more powerful than gravity within the Earth': How magnetism locked itself inside our planet
"As the magma cooled to form what is today the world's solid outer crust, magnetism was locked into minerals containing iron, such as magnetite." When you purchase through links on our site, we may ...
Two German physicists have reimagined how to create powerful and uniform magnetic fields using compact permanent magnets. By overcoming the limitations of the well-known Halbach array, which works ...
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