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The Cannabis Question

The Cannabis Question

Season 48 Episode 11
53:36
NOVA Universe Revealed Series Teaser

NOVA Universe Revealed Series Teaser

Preview
1:00
What Are UFOs?

What Are UFOs?

Season 52 Episode 1
53:43
Extreme Airport Engineering

Extreme Airport Engineering

Season 52 Episode 2
53:40
Dino Birds

Dino Birds

Season 52 Episode 3
53:35
Egypt's Tombs of Amun

Egypt's Tombs of Amun

Season 52 Episode 4
53:40
Pompeii's Secret Underworld

Pompeii's Secret Underworld

Season 52 Episode 5
53:40
Baltimore Bridge Collapse

Baltimore Bridge Collapse

Season 52 Episode 6
53:32
Revolutionary War Weapons

Revolutionary War Weapons

Season 52 Episode 7
53:39
Secrets of the Forest

Secrets of the Forest

Season 52 Episode 8
53:41
Critical Condition: Health in Black America

Critical Condition: Health in Black America

Season 52 Episode 9
1:36:42
Ultimate Crash Test: Countdown

Ultimate Crash Test: Countdown

Season 52 Episode 10
53:29
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The Cannabis Question Preview

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.