Science“There isn’t just one North Pole”—what does that mean?

The North Pole has several definitions, including the geographic pole, the drifting magnetic pole and the geomagnetic pole calculated from a simplified field model. The article also describes the North Pole of cold, the pole of inaccessibility and the celestial North Pole, and explains how moving sea ice, cold batteries and cloudy weather can complicate navigation to the geographic pole.

North PoleEarth's magnetic fieldnavigation

BBBC Chinese★☆☆☆☆2026-10-08 02:16Original