The Unprecedented Speed of Past Reversals A study by geophysicists from UC Berkeley and their Italian and French colleagues ...

Over 40,000 years ago, Earth's magnetic field pulled a switcheroo, flipping its poles in a dramatic shift known as the ...

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 42,000-year-old tree reveals Earth’s last magnetic pole flip, exposing the planet to deadly radiation. Scientists warn a ...

Learn how forces deep underground generate a protective bubble between us and space.

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

Earth’s magnetic field is not fixed—it drifts ... world just 20 light-years away 'Only 5% strength left': How a field flip nearly tore apart Earth’s defenses 'Mars mystery solved': NASA ...

Dancing turtles have proved for the first time that some animals use Earth's magnetic field to create a personal map of their favourite spots, scientists said Wednesday.