What If: Science, Theory, and Possibilities
- No. of episodes
- 482
- Latest episode
- 2026-11-02
Where can you listen?
An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth. Each scenario examines a scientific theory, research or fact through a hypothetical question.