Long-term satellite measurements show that Earth’s magnetic field is changing faster and more unevenly than expected, driven ...

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 ...

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 ...

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 ...

Magnetism is usually taught as a story of straight lines, with field arrows marching neatly from north to south. In a lab at ...

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 ...

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 ...

"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 ...