What is Rosh Hashanah? History.com's Ask a Rabbi series describes and defines this most important Jewish Holiday. Learn about the customs associated with Rosh Hashanah including the blowing of the ram's horn.

From witches to vikings to noblewomen, the Halloween costumes you buy in stores today are not exactly historically accurate.

Undeterred by his childhood disability, Henry Viscardi became one of the most effective advocates for disabled Americans in U.S. history.

The new year countdown in Times Square includes the iconic ball drop and attracts millions of people from around the world each year.