Mysteries of Sleep -
nova

Like virtually every other animal, humans need sleep to survive. But why? Scientists peer into the brain to see what happens while we snooze and understand the powerful role that sleep - or lack of it - plays in memory, trauma and emotion regulation.

Duration: 56 minutes and 46 seconds

Episode Number: 4704

No future air times were found for this episode.

About Nova:

PBS' premier science series helps viewers of all ages explore the science behind the headlines.

Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Watch Nova - Clips, Episodes & Previews

Your Memories Are Not as True as You Think

Mysteries of Sleep Preview

Robotic Cars

Detecting Earthquakes

Change Blindness

Human Hibernation

Future Broadcast times for "Nova": (show all)

Fri, Mar 27	3:00 P.M.	Baltimore Bridge Collapse NHPBS (11.1)
Sat, Mar 28	1:00 P.M.	Baltimore Bridge Collapse NH Explore (11.2)
Sun, Mar 29	12:30 A.M.	Baltimore Bridge Collapse NHPBS (11.1)
Sun, Mar 29	4:00 A.M.	Baltimore Bridge Collapse NH Explore (11.2)
Sun, Mar 29	7:00 A.M.	Baltimore Bridge Collapse NHPBS (11.1)
Sun, Mar 29	8:00 P.M.	Baltimore Bridge Collapse NH Explore (11.2)
Mon, Mar 30	12:00 A.M.	Baltimore Bridge Collapse NH Explore (11.2)
Tue, Mar 31	7:00 P.M.	Baltimore Bridge Collapse NH World (11.3)
Wed, Apr 1	12:00 A.M.	Baltimore Bridge Collapse NH World (11.3)
Wed, Apr 1	8:00 A.M.	Baltimore Bridge Collapse NH World (11.3)
Wed, Apr 1	9:00 P.M.	Your Brain: Perception Deception NHPBS (11.1)
Thu, Apr 2	1:00 A.M.	Your Brain: Perception Deception NHPBS (11.1)
Fri, Apr 3	4:00 P.M.	Your Brain: Perception Deception NHPBS (11.1)
Sat, Apr 4	1:00 P.M.	Your Brain: Perception Deception NH Explore (11.2)
Sun, Apr 5	12:00 A.M.	Your Brain: Perception Deception NHPBS (11.1)
Sun, Apr 5	4:00 A.M.	Your Brain: Perception Deception NH Explore (11.2)