![NOVA](https://image.tmdb.org/t/p/w342/giUBXYnDAaJgNqA6iE3BMVE2EHp.jpg)
51 Season
984 Episode
NOVA - Season 47 Episode 4 Mysteries of Sleep
From fruit flies to whales, virtually every animal sleeps. But why? Why do we need to spend nearly a third of our lives in such a defenseless state? Scientists are peering more deeply into the sleeping brain than ever before, discovering just how powerful sleep can be, playing a role in everything from memory retention and emotional regulation to removing waste from our brains.
- Year: 2024
- Country: United States of America
- Genre: Documentary
- Studio: PBS
- Keyword: nature, candid, inspirational, factual, dramatic, informative, instructive
- Director:
- Cast: