A magnetic field is invisible, but it can be detected using a magnetic compass. A compass contains a small bar magnet on a pivot so that it can rotate. The compass needle points in the direction ...

The solar magnetic field is the primary driver of solar storms and flares. As society grows increasingly reliant on technology, this space weather poses threats to power grids, ...

This magnetic cycle lasts approximately 22 years, through which the sun's magnetic field reverses and then reverts to its original state, Ryan French, a solar astrophysicist and Space.com ...

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NASA scientists have discovered a planet-wide electric field surrounding Earth, confirming a 60-year-old hypothesis. Studying the field could yield some vital information about how our planet's ...

Many migratory birds use Earth’s magnetic field as a compass, but some can also use information from that field to determine more or less where they are on a mental map. Eurasian reed warblers ...

Astronomers have measured the strongest magnetic field ever found in the universe. The honor goes to a powerful type of neutron star, with a surface magnetic field of over 1.6 billion Tesla.

According to the ESA, “Our magnetic field is largely generated by an ocean of superheated, swirling liquid iron that makes up the outer core around 1,864 miles beneath our feet.

Earth’s magnetic field is detected by species across the animal kingdom, but new research suggests that sea turtles may be using it in a different way. Accessibility statement Skip to main content.

The magnetic field flip is so gradual, you won't even notice when it happens. And no, however dramatic it might sound, it is not the sign of an impending apocalypse.