
Sleep: Sleep Facts
Clip: Special | 1m 4sVideo has Closed Captions
Do you sleep in the most popular position? Is that the best position in which to sleep?
What mammal is the only one that puts off sleep? How long should it take to fall asleep? Find out some fascinating facts about sleep.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Science Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and the Idaho National Laboratory. Additional Funding by Sparklight, the Friends of Idaho Public Television and the Corporation for Public Broadcasting.

Sleep: Sleep Facts
Clip: Special | 1m 4sVideo has Closed Captions
What mammal is the only one that puts off sleep? How long should it take to fall asleep? Find out some fascinating facts about sleep.
Problems playing video? | Closed Captioning Feedback
Where to Watch Science Trek
Science Trek is available to stream on pbs.org and the PBS app.
Video has Closed Captions
Clip: Special | 1m 4s | Do you know how to better your chances of getting a good night’s sleep? (1m 4s)
Video has Closed Captions
Clip: Special | 1m 4s | What is jet lag and why is it connected to your biological clock? (1m 4s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorship
- Science and Nature

Explore scientific discoveries on television's most acclaimed science documentary series.


New Episode






Recently Added

Support for PBS provided by:
Science Trek is a local public television program presented by IdahoPTV
Major Funding by the Laura Moore Cunningham Foundation and the Idaho National Laboratory. Additional Funding by Sparklight, the Friends of Idaho Public Television and the Corporation for Public Broadcasting.


