NORAD's holiday tradition can by traced to 1955, when a Colorado Springs newspaper printed a Sears, Roebuck & Co. ad telling children of a phone number to talk to Santa.

Unequal foundations: Tracing the origin of wealth inequality across 10,000 years Aerial view to the ancient Thracian city of Perperikon near Kardzhali, Bulgaria. (image: niki_spasov / Shutterstock) ...

Long before reindeer and sleighs, there was a mysterious bishop who gave in secret and defied injustice. This is the epic origin story of Santa Claus.

Jesse Guzman makes a swoonworthy Saturday debut.A man, disguised as Santa Claus, and his reindeer flying a microlight craft past the moon above Sieversdorf, Germany, in 2017. Patrick Pleul/DPA ...