Uncertainty principle (disambiguation)
- Clinical equipoise
- Dmitri Bilenkin
- Drone metal
- Entropic uncertainty
- Gregorio Morales
- Holby City (series 11)
- Joan of Arcadia
- Küpfmüller's uncertainty principle
- The Uncertainty Principle (The Spectacular Spider-Man)
- The Uncertainty Principle (audio drama)
- The Uncertainty Principle (film)
- Uncertainty
- Uncertainty Principle (Numbers)