Watching the North Magnetic Pole Wander (Credit:National Center for Environmental Information, NOAAA)

Magnetic North Is Sprinting Away


This nifty animated GIF shows movement of the magnetic north pole, the bigger green dot, from 1965 to present. You’ll notice two things immediately: (1) it has moved a long ways over that interval, and (2) the rate of movement has accelerated in the most recent time. A recent survey by a Canadian–French international collaboration…