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

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

A new international study using ancient swamp kauri from Northland shows that Earth’s magnetic field flipped 42,000 years ago ...

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

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 perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the ...

Corewell Health reversed the decision Wednesday, saying "decisions are best made between physicians and their patients and ...