Magnetic North Pole Shifts, Forces Runway Closures at Florida Airport

The planet's northern magnetic pole is drifting slowly but steadily towards Russia -- and it's throwing off planes in Florida.

Tampa International Airport was forced to readjust its runways Thursday to account for the movement of the Earth's magnetic fields, information that pilots rely upon to navigate planes. Thanks to the fluctuations in the force, the airport has closed its primary runway until Jan. 13 to change taxiway signs to account for the shift, the Federal Aviation Administration said.
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