Poster of Cast and Crew in NOVA - Season 47 - Episode 4 - Mysteries of Sleep

NOVA - Season 47 - Mysteries of Sleep (Episode 4)

Plot: 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
Episode Aired On:
Wednesday, February 26 2020
5 years ago