Understanding the Universe: An Introduction to Astronomy, 2nd Edition Season 1 Episode 95 A Universe of Universes
- October 19, 2023
- 32 min
If a quantum fluctuation gave rise to our Universe, must ours be the only one? Are others possible, perhaps even with different rules? This lecture examines reasons for suspecting the existence of other universes, though we do not know how to test for their presence.