Extras

Video thumbnail: NOVA Mysteries of Sleep Preview

NOVA

Mysteries of Sleep Preview

Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?

Mysteries of Sleep Preview

Video thumbnail: NOVA How Sleep Helps Children Learn and Remember New Words

NOVA

How Sleep Helps Children Learn and Remember New Words

See how sleep helps children try to learn made-up words.

How Sleep Helps Children Learn and Remember New Words