Magnetic north is not fixed like its geographic counterpart, the North Pole. Instead, it meanders, driven by the roiling motion of molten metals in Earth’s outer core. This relentless churn ...

Earth’s magnetic north pole has been shifting gradually for centuries due to the movement of molten metals in the planet’s outer core. In the 1990s, magnetic north began to experience an ...

Reaching the North Pole was a fantasy of the ancients. Finding the Northwest Passage was the goal of European explorers. Traversing the Arctic Ocean has become the reality of climate change.