
NOVA - S47E04: 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.
All Episodes - Season 47
NOVA S47E04 Synopsis
Stream NOVA "Mysteries of Sleep" in HD quality on Goojara. Originally aired on 2020-02-26, this episode is part of Season 47 of NOVA. With a runtime of 55m, the episode keeps you engaged throughout. As part of this Documentary series, the episode continues to build on the show's compelling narrative. 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 pow...















