From Star Wars action figures to the iPhone, every decade has had a "must have" Christmas gift.

Snowmobiles are a common winter sight, but there was a time when driving in the snow took a bit more creativity.

Battlefields from every conflict—from the Revolutionary War to Desert Storm—have yielded stories about the incongruous mix of Christmas and warfare.

To finance the abolition cause, women organized Christmas bazaars that sold donated gifts and trumpeted the anti-slavery message.

In 1773, a group of colonists protested 13 years of increasing British oppression by attacking merchant ships in Boston Harbor.

While Jews today observe Hanukkah by retelling the story of Judah and the Maccabees, there is another story that used to be told.

This fascinating special tells the story of Albert Einstein's 15-year struggle to prove one of his most radical theories—a theory that upended three centuries of scientific thought.