- The Universe
TV-PG | Science/Documentary
- Unearthed
TV-PG | History/Science
- Ultimate Air Jaws
TV-PG | Animals/Documentary
- Unchained Reaction
TV-PG | Science/Game show
- United States of Animals
TV-PG | Animals/Nature
- The Universe: Ancient Mysteries Solved
TV-PG | Science/Documentary
- Underdogs
TV-PG | Animals/Documentary
- Ultimate Viking Sword
TV-PG | History/Science
- UFOs: The Lost Evidence
TV-PG | Science/Documentary
- Unseen Florida
NR | Nature
- Underwater Wonders of the National Parks
NR | Science/Travel
- Unraveling the Creative Mind
NR | Science/Documentary
- Ufo: I casi italiani
NR | Science/Educational
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