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NOVA : What Are Dreams?

S36, E16 ()

Dream researchers investigate the world of sleep, from human narcolepsy to sleepwalking cats.

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Previous Episode

Becoming Human: Last Human Standing

S36, E15 (First Aired: November 17, 2009)

Evidence reveals new insights into how humans became creative and modern; demise of Neanderthals.

Next Episode

What Darwin Never Knew

S36, E17 (First Aired: December 29, 2009)

Science breakthroughs link the mystery of origins to the development of the embryo.