History Reference Center
Full text content of historical documents, biographies of historical figures, photos, maps, video, and other history reference materials.
Full text content of historical documents, biographies of historical figures, photos, maps, video, and other history reference materials.
Covers evolution in detail and explores it from a scientific viewpoint. Includes comprehensive coverage of recent ideas and discoveries in the field of evolution.
Provides vital information on 199 of America’s top cities. City-specific profiles organize pertinent facts and data.
A cross-disciplinary source for junior and high school users who need to analyze periods of contemporary American social history.
Features articles that familiarize readers with animals found everywhere on the globe, detailing their life cycles, predators, food systems, overall ecology, and much more.
Articles on food and its place in human culture and society. Find entries on everything from food preparation, distribution, holidays, cultures, nutrition, and health.