This is how troops can navigate with stars in absolute darkness
To most of us born in the era of advanced technology, it might seem impossible to navigate the earth with stars. Those who lived in the medieval ages used several…
Earth’s magnetic north pole is moving too fast for experts to keep up
In the Hollywood blockbuster “The Core,” the planet’s core suddenly stops rotating, causing Earth’s magnetic field to collapse. Then bursts of deadly microwaves cook the Colosseum and melt the Golden Gate Bridge.
While “nearly everything …
The Russians are messing with global GPS
On May 15, 2018, under a sunny sky, Russian President Vladimir Putin drove a bright-orange truck in a convoy of construction vehicles for the opening of the Kerch Strait Bridge from Russia to Crimea. At 11 miles long, it is now the longest bridge in…
This is how GPS actually works – and why some devices might stop working
Developed over the course of decades, GPS has become far more ubiquitous than most people realize. Not just for navigation, its extreme accuracy in time keeping (+/- 10 billionths of a second) has been used by countless businesses the world over for…