Every few hundred thousand years, Earth’s magnetic poles flip, turning north into south and south into north. These ...

It took 250 years for the Laschamps reversal to take place and it stayed in the unusual orientation for about 440 years. At most, Earth's magnetic field may have remained at 25 percent of its current ...

A new study out this week said that the Earth's inner core is less solid than previously thought. Scientists still have ...

A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the Earth’s magnetic field went haywire. The compelling 2021 study tells the ...

At least three explanations are under consideration, each of which could have dramatically reshaped planetary conditions for ...