U.S. History
All the major chapters in the American story, from Indigenous beginnings to the present day.
World History
History from countries and communities across the globe, including the world’s major wars.
Eras & Ages
From prehistory, though antiquity and into the 21st century, all of history’s biggest chapters.
Culture & Tradition
The stories behind the faiths, food, entertainment and holidays that shape our world.
Science & Innovation
The pivotal discoveries, visionary inventors and natural phenomena that impacted history.
Find out why Christmas is celebrated on December 25.
The celebration of Christmas as we know it today stems from the traditions of several different cultures.
Get the facts on the tradition of Christmas carols, and find out how "Jingle Bells" came about.
From millions of homes worldwide to the White House, the Christmas tree is a tradition that owes its popularity in part to a popular British queen.
In some parts of Europe, people still celebrate Christmas customs based on long-standing folk legends.
