4000 Years of Women in Science
Women, with the entire universe to play with, to study and to enjoy, contributed much to the history of science. Read their stories here.

African-American History & Culture
Covering more than 500 years of African-American history, features biographies, primary sources, images, timelines, and maps and charts.

American Indian History & Culture
Covering more than 5,000 years of culture, legends, and leaders of over 500 Native American groups, this database provides entries on primary source documents, biographies, maps & charts, images, and timelines. It also features searchable tribe and culture area indexes, as well as the ability to search for tribes by region.

American National Biography
Offers portraits of more than 17,400 men and women -- from all eras and walks of life -- whose lives have shaped the nation.

American Women's History
Provides direct access to thousand of entries—biographies, historical and topical entries, speeches, maps, timelines, tables and charts, primary sources, and photographs—that are essential to understanding the experiences of American women throughout our nation’s history.

America's Story from the Library of Congress

Biography Resource Center

Biography.com
Particularly strong on contemporary personalities and entertainers.

Native American Cultures
This project explores ancient and modern-day Native American cultures of New Mexico, Utah, and Washington. Presented by Scholastic.

Presidents of the United States
Background information, election results, cabinet members, notable events, and some points of interest on each of the presidents.

Stamp On Black History
Find out more about the men and women honored by the US Postal Service for their contributions to society.