Encyclopedias, Almanacs, Transcripts, and Maps
- University Books, Inc
- University of London Council for Psychical Investigation
- University of the Trees
- Unknown Worlds (Newsletter)
- Update
- Uphoff, Walter (1913-1998)
- Ura
- Uranian Astrology
- Urantia
- Urantia Brotherhood Association
- Urban Legends and Beliefs
- Urban, Hubert Josef (1904-)
- Urbanization
- Urea Cycle Disorders
- Urogenital Adysplasia Syndrome
- Urology
- Urology
- USDA Food Guide Pyramid (MyPyramid)
- Use of Electric Power Becomes Widespread
- Usher Syndrome