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Particles Unknown

Particles Unknown

Season 48 Episode 12
53:28
Edible Insects

Edible Insects

Season 48 Episode 14
53:28
Alaskan Dinosaurs

Alaskan Dinosaurs

Season 48 Episode 21
53:21
Ancient Maya Metropolis

Ancient Maya Metropolis

Season 48 Episode 22
53:31
Arctic Sinkholes

Arctic Sinkholes

Season 49 Episode 1
53:30
Great Mammoth Mystery

Great Mammoth Mystery

Season 49 Episode 3
53:16
Why Ships Crash

Why Ships Crash

Season 49 Episode 8
53:20
Ice Age Footprints

Ice Age Footprints

Season 49 Episode 9
53:43
Ending HIV in America

Ending HIV in America

Season 49 Episode 11
53:33
Saving Venice

Saving Venice

Season 49 Episode 12
53:31
Rebuilding Notre Dame

Rebuilding Notre Dame

Season 49 Episode 13
53:43
Computers v. Crime

Computers v. Crime

Season 49 Episode 14
53:30
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NOVA

The Cannabis Question

Season 48 Episode 11

As state-legalized cannabis spreads, NOVA investigates the latest scientific evidence for its potential benefits and risks, and how criminalization has disproportionately harmed communities of color.

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