Horizon
Season 34 Episode 7 - Turned On by Danger
7.4 ?
1964
Documentary
Horizon reports on a radical new theory by Professor Polly Matzinger about the human body's immune system.
Episodes in Season 34
1
Psychedelic Science
60 min
2
Fat Cats, Thin Mice
60 min
3
Shipwreck
60 min
4
Genius of the Jet
60 min
5
Smallpox on Death Row
60 min
6
Silent Children, New Language
60 min
7
Turned On by Danger
60 min
NOW PLAYING
8
A Perfect Oil Spill
60 min
9
The Great Balloon Race
60 min
10
Crater of Death
60 min
11
Mind Over Body
60 min
12
Out of Asia
60 min
13
The Virus that Cures
60 min
14
The Man Who Lost his Body
60 min
15
Dawn of the Clone Age
60 min
