From prehistory, though antiquity and into the 21st century, all of history’s biggest chapters.

Historical writing evolved throughout the ages and became increasingly professional, particularly during the 19th century, when a rigorous methodology and various academic institutions were established. …

The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.

Learn the untold stories of human history and the archaeological discoveries that reveal our ancient past. Plus, explore the lived experiences and traditions of diverse cultures and identities.

Mar 2, 2026 · History, discipline that studies the chronological record of events, usually attempting, on the basis of a critical examination of source materials, to explain events.

Search our archive of 5,000+ features, photo galleries and articles on U.S. & world history, from wars and major events to today's hot topics.

What is history and how do we study it? Explore the difference between primary and secondary sources, why it’s important to search for more than one source, and why learning about our past can tell us …

Read the full statement from the Independence Hall Association. Our site contains thousands of pages covering a wide array of topics in U.S. History. You can use the search feature at the top of the page, …

History is a word of multiple meanings, all related to the past. When used as the name of a field of study, history traditionally refers to the study and interpretation of the written record of past human activity, …

Explore key events in United States history, celebrate the birthdays of Americans born today and remember those who passed away on this day in US history.