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Horizon

Documentary

WATCH

Returning Series

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STORYLINE

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

CASTS

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Episode 1

Why Are Thin People Not Fat?

2009-01-26

Episode 2

Cannabis: The Evil Weed?

2009-02-03

Episode 3

Why Do We Dream?

2009-02-10

Episode 4

Can We Make a Star on Earth?

2009-02-17

Episode 5

The Secret Life of Your Bodyclock

2009-02-24

Episode 6

What's the Problem with Nudity?

2009-03-03

Episode 7

How to Survive a Disaster

2009-03-10

Episode 8

Who Do You Want Your Child to Be?

2009-03-17

Episode 9

Why Can't We Predict Earthquakes?

2009-03-24

Episode 10

Alan and Marcus Go Forth and Multiply

2009-03-31

Episode 11

How Violent Are You?

2009-05-12

Episode 12

Do I Drink Too Much?

2009-12-22

Episode 13

The Secret You

2009-12-22

Episode 14

Fix Me

2009-12-22

Episode 15

Who's Afraid of a Big Black Hole?

2009-12-22

Episode 16

Why Do We Talk?

2009-12-22

Episode 17

How Long is a Piece of String?

2009-12-22

Episode 18

How Many People Can Live on Planet Earth?

2009-12-09

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