Earth’s Magnetic Field Now Flips More Often Than Ever (BBC) Earth’s Magnetic Field Now Flips More Often Than Ever (BBC) こんなこと Píše o tom britský server BBC. erratic moving of the geomagnetic poles movement of the magnetic North Pole http://www.bbc.com/earth 5 million years erratic moving of the geomagnetic poles field flipping movement of the magnetic North Pole movement of the magnetic North Pole erratic moving of the geomagnetic poles http://www.bbc.com/earth magnetic flip 2 - article ici en anglais sur ce sujet 2 - article ici en anglais sur ce sujet