Earth's magnetic field is generated by the churn of its liquid nickel-iron outer core, but it is not a constant feature.

The South Atlantic Anomaly was first identified in the late 19th century and continues causing satellite malfunctions, with ...

Deep beneath the ocean floor, ancient sediments hint that Earth’s magnetic field sometimes changed far more slowly than ...

The Bermuda Triangle has caused much grief as well as head-scratching over the years - but there is also a triangle of doom ...

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of ...

"A strong magnetic field is very important for life on a planet." ...

Add Yahoo as a preferred source to see more of our stories on Google. Over 11 years of satellite data reveal that Earth’s magnetic field is reshaping. (CREDIT: Shutterstock) More than a decade of ...

Earth’s magnetic field is constantly swirling and shifting thanks to a colossal ocean of liquid metal sloshing around in its ...

Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions ...