In the cockpit of a modern jet or on the screen of a smartphone, the digital compass is merely a calculation of pixels. But the traditional magnetic compass—a trembling sliver of magnetized steel balanced on a jewel—is something far more…
In the cockpit of a modern jet or on the screen of a smartphone, the digital compass is merely a calculation of pixels. But the traditional magnetic compass—a trembling sliver of magnetized steel balanced on a jewel—is something far more…