| Name | Alternate realities |
| Cause | Quantum mechanics and cosmological phenomena |
| Theories | String theory • Multiverse theory • Parallel universe theory |
| Discovered | 20th century |
| Studied by | Physicists • Philosophers • Scientists |
| Interaction | Tuning • Resource extraction |
| Significance | Groundbreaking theories, interaction with parallel universes, and societal impact |
| Alternative names | Parallel universes • Multiverse |
| Impact on society | Philosophical • Sociological • Cultural • Technological • Space exploration |
