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Episodes Season 11
Specials111 eps
Season 19 eps
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01
A Matter of Self-Defense
02
Bird Brain - The Mystery of Bird Navigation
03
Never Too Late to Learn
04
The Great Fish Hunt
05
Pedal Power
06
The Writing on the Wall
07
Where Did the Colorado Go?
08
The Future Goes Boom
09
Fusion: The Energy Promise
10
The First Ten Years
11
This Yankee Dodge Beats Mesmerism Hollow
12
The Hunting of the Quark
13
A Noah's Ark for Europe
14
Bridges: When It Comes to the Crunch
15
Search for Life
16
The Secrets of Sleep
17
Who Needs Skills?
18
Hills of Promise
19
The Race for the Double Helix
20
The Immigrant Doctors
21
Mines, Minerals and Men
22
What Price Steak?
23
Listen and Be Loyal
24
Adam or Eve?
25
An Unholy Scramble
26
Do as You Are Told
27
The First Signs of Washoe
28
The Other Way
29
The Greatest Advance Since the Wheel?
30
Joey
31
The Neglected Harvest
32
How on Earth Did They Do That?
33
The Lysenko Affair
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