Earth’s magnetic north ... However, for the past 30 years, the magnetic north pole has been shifting rapidly north. In 1990, it increased the pace of its shift from 9.3 miles per year to 34.2 ...

Without the Earth ... the period of the Laschamps Excursion. "For the first time ever, we have been able to precisely date the timing and environmental impacts of the last magnetic pole switch ...

Earth’s poles flipped 42,000 years ago, weakening the magnetic field and flooding the planet with deadly radiation. 'Supernova Galaxy Revealed': Hubble showcases NGC 4900, home of stellar ...

But never fear — this shape-shifting won’t directly affect life on Earth. Over time, changes to this innermost layer could impact the planet’s magnetic field, which shields our world from ...