1001 Space Earth Nature History First Civilisations Ancient Egypt Biblical Times Ancient Greece Ancient Rome Chinese, Japanese Civilisations Indian Civilisation African Civilisation The Early Americas The Rise of Islam The Middle Ages The Renaissance Civil War and Revolution The Industrial Revolution Two World Wars 20th-century Achievements Human World Science and Technology	What do BC and AD mean? These letters are used with dates: BC means Before Christ was born, and AD means after the birth of Jesus (it stands for Anno Domini, Latin for 'in the year of our Lord'). The birth of Christ   Previous: Back Book: 1001 Section: History Chapter: Biblical Times