NOVA - Season 51 Episode 8
How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind-bending discoveries over the past 50 years have revolutionized our understanding of the universe.
- Zhanri: Documentary
- Studio: PBS
- Fjalen: nature, candid, inspirational, factual, dramatic, informative, instructive
- Cast: