- Ultimate Air Jaws
TV-PG | Animals/Documentary
- Unchained Reaction
TV-PG | Science/Game show
- The Universe
TV-PG | Science/Documentary
- Unidentified: Inside America's UFO Investigation
TV-PG | Science/Documentary
- Unearthed
TV-PG | History/Science
- Ultimate Viking Sword
TV-PG | History/Science
- UFOs: The Lost Evidence
TV-PG | Science/Documentary
- The Universe: Ancient Mysteries Solved
TV-PG | Science/Documentary
- Underdogs
TV-PG | Animals/Documentary
- Unseen Florida
NR | Nature
- Underwater Wonders of the National Parks
NR | Science/Travel
- Unraveling the Creative Mind
NR | Science/Documentary
- Under the Pole
NR | Science/Environment
- Unshackled
NR | Nature/Special
- Un lugar llamado México
NR | Travel/Documentary
- Urban Warriors
NR | Documentary/Nature