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NOVA
What Are Dreams?
Season 36
Episode 12
What are dreams and why do we have them? NOVA joins leading dream researchers as they embark on a variety of neurological and psychological experiments to investigate the world of sleep and dreams.
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53:27
Forensic science is put to the test after the first-ever staged multi-vehicle pileup.

53:29
A first-of-its-kind experiment aims to stage a multi-vehicle pileup to gain new data on car safety.

1:36:42
After centuries of pseudoscience, researchers examine the causes of racial health disparities.

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53:41
Follow scientists in a quest to understand how complex forest ecosystems can help cool our planet.

53:39
Explore key military technologies in the American colonies’ fight for freedom.

53:32
Follow the investigation into the deadly container ship collision that closed the Port of Baltimore.

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53:40
Archaeologists uncover new truths about Pompeii, a wealthy Roman playground with dark secrets.

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53:40
A long-lost ancient cemetery opens the door to a unique period in Egyptian history.

53:40
Fossils reveal how birds survived the killer asteroid and became today’s only living dinosaurs.

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53:40
Follow the race to build a world-class airport on the site of one of America’s busiest flying hubs.

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53:43
Can science reveal the secrets of mysterious objects seen in our skies?

53:40
Mysterious bodies are found under one of the world’s most famous cathedrals.