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And as the iron and nickel inside our planet shift, so does Earth's magnetic field, meaning the North (and South) Poles are also constantly on the move. If you're using a compass or a GPS system, ...

If you bring a north pole and a south pole together, they will attract. Earth's core contains liquid iron which moves around. Iron is magnetic so the liquid iron causes Earth to have a magnetic field.

And as the iron and nickel inside our planet shift, so does Earth's magnetic field, meaning the North (and South) Poles are also constantly on the move. If you're using a compass or a GPS system ...

Sometimes the magnetic North Pole and South Pole do switch places. So how does the shifting of these fields differ from the flip? To put it plainly, the shifting happens over the course of ...