KNOXVILLE, Tenn. — An East Tennessee woman is back home after competing in a marathon at the North Pole. She ran 26.2 miles on frozen ice of the Arctic Ocean, all while enduring extreme temperatures.

There is quite the debate about who reached the North Pole first, but there is no consensus according to Tara Ocean Foundation. Their website noted, “American explorer Richard E. Byrd led several ...

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The movement of the magnetic North Pole is the result of the Earth having an active core. The inner core, starting about 3,200 miles below your feet, is solid and under such immense pressure that it ...