Geomagnetic reversals may sound like science fiction, but they’re a real part of Earth's history. In this video, we break down what happens when the North and South Poles switch, and how this ...

That shift has accelerated in recent years, and current estimates suggest that the pole is moving at almost 40 miles a year. Maps from Natural Resources Canada chart the movement since 1831 and ...

Over the past two centuries, humans have locked up enough water in dams to shift Earth's poles slightly away from the ...