2009-2010

Season 47 episodes2009-10-13

2009-2010

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

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Episodes

Season 47

Episode 1

Do I Drink Too Much?

1h 0m

Episode 2

The Secret You

1h 0m

Episode 3

Fix Me

1h 0m

Episode 4

Who's Afraid of a Big Black Hole?

1h 0m

Episode 5

Why Do We Talk?

1h 0m

Episode 6

How Long is a Piece of String?

1h 0m

Episode 7

The Secret Life of the Dog

1h 0m

Episode 8

Why Do Viruses Kill?

1h 0m

Episode 9

Pill Poppers

1h 0m

Episode 10

Don't Grow Old

1h 0m

Episode 11

To Infinity and Beyond

1h 0m

Episode 12

What Makes a Genius?

1h 0m

Episode 13

Did Cooking Make Us Human?

1h 0m

Episode 14

Is Everything We Know About the Universe Wrong?

1h 0m