- Angry Planet
TV-G | Documentary/Nature
- Aerial America
TV-G | Documentary/Nature
- America the Wild
TV-G | Animals/Nature
- Ambient Film
TV-G | Science/Nature
- Ancient Drugs
TV-G | Science/Documentary
- Aqua viva
TV-G | Educational/Entertainment
- Alien Encounters
TV-G | Science/Documentary
- American Bird Hunter
TV-G | Outdoors/Nature
- Animal Battlegrounds
TV-G | Animals/Nature
- Amazing Earth
TV-G | Science/Documentary
- All Too Clear
TV-G | Documentary/Nature
- All Access Palm Beaches
TV-G | Travel/Documentary
- Adrian Dunbar's Coastal Ireland
TV-G | Travel/Documentary
- Animal Science
TV-G | Science/Animals
- America's Deadliest Storm: The Galveston Hurricane
TV-G | History/Weather
- Aventuras Story Zoo
NR | Educational/Nature
- Alien Sharks: Strange New Worlds
NR | Documentary/Nature
- Ancient Oceans
NR | Documentary/Nature
- Asia: Secret Lives, Hidden Places
NR | Documentary/Nature
- Aha!
NR | Science/Entertainment
- Amazon Unveiled
NR | Documentary/Nature
- Air Jaws: The Hunt for Colossus
NR | Documentary/Nature
- Al descubierto
NR | Nature
- Animales maravillosos
NR | Animals/Documentary
- "Awesome Science:The Heavens Declare"
NR | Science
- Asteroids, Comets & Meteors
NR | Science/Documentary
- Annular Eclipse of the Sun
NR | Science/Special
- All the Answers
NR | Science/Documentary
- Awesome Science
NR | Science/Educational
- Arizona Wildlife Views
NR | Animals/Outdoors
- Ancient Nutrition
NR | Public affairs/Health
- Age of Big Cats
NR | Documentary/Nature
- Ancient Earth
NR | Science/Documentary
- The Amazing World of Gravity
NR | Science/Miniseries
- Among the Great Apes With Michelle Yeoh
NR | Animals/Documentary
- Ancient Yellowstone
NR | Documentary/Nature
- Asteroid Mining: The New El Dorado
NR | Science/Documentary
- Amazing Dinoworld
NR | Science/Animals
- Animal Storm Squad
NR | Nature
- Asteroid Rush
NR | Science/Miniseries
- The Age of Hubble
NR | Science/Documentary
- Alabama STEM Explorers
NR | Science