The North Pole keeps moving – here’s how that affects Santa’s holiday travel and yours

There are actually two North Poles. One has been wandering over northern Canada and north of there for years. An earth ...
All That's Interesting

33 Vintage Images Of The First Explorations Into The Arctic

English explorer William Scoresby kicked off the 19th century's Arctic craze when he became the new record holder for ...
Astronomy

As Earth’s axis precesses over 26,000 years, what bright stars become the North Star?

Earth wobbles on its axis like a spinning top, a motion called precession. This wobble takes about 26,000 years to complete one full circle. Different stars have served as the North Star throughout ...