Horizon: Season 11 (1974)

This season started on January 7, 1974. The table lists episodes with recorded air dates up to September 28, 2026.

Ep	Title and air date	My place
1	A Matter of Self-DefenseJanuary 7, 1974 · 60 min
2	Bird Brain - The Mystery of Bird NavigationJanuary 14, 1974 · 60 min
3	Never Too Late to LearnJanuary 21, 1974 · 60 min
4	The Great Fish HuntJanuary 28, 1974 · 60 min
5	Pedal PowerFebruary 4, 1974 · 60 min
6	The Writing on the WallFebruary 11, 1974 · 60 min
7	Where Did the Colorado Go?February 18, 1974 · 60 min
8	The Future Goes BoomMarch 4, 1974 · 60 min
9	Fusion: The Energy PromiseMarch 11, 1974 · 60 min
10	The First Ten YearsApril 22, 1974 · 60 min
11	This Yankee Dodge Beats Mesmerism HollowApril 29, 1974 · 60 min
12	The Hunting of the QuarkMay 6, 1974 · 60 min
13	A Noah's Ark for EuropeMay 13, 1974 · 60 min
14	Bridges: When It Comes to the CrunchJune 3, 1974 · 60 min
15	Search for LifeJune 10, 1974 · 60 min
16	The Secrets of SleepJune 10, 1974 · 60 min
17	Who Needs Skills?June 24, 1974 · 60 min
18	Hills of PromiseJuly 1, 1974 · 60 min
19	The Race for the Double HelixJuly 8, 1974 · 60 min
20	The Immigrant DoctorsJuly 15, 1974 · 60 min
21	Mines, Minerals and MenJuly 22, 1974 · 60 min
22	What Price Steak?July 29, 1974 · 60 min
23	Listen and Be LoyalAugust 5, 1974 · 60 min
24	Adam or Eve?August 12, 1974 · 60 min
25	An Unholy ScrambleSeptember 2, 1974 · 60 min
26	Do as You Are ToldOctober 28, 1974 · 60 min
27	The First Signs of WashoeNovember 4, 1974 · 60 min
28	The Other WayNovember 11, 1974 · 60 min
29	The Greatest Advance Since the Wheel?November 25, 1974 · 60 min
30	JoeyDecember 9, 1974 · 60 min
31	The Neglected HarvestDecember 16, 1974 · 60 min
32	How on Earth Did They Do That?December 23, 1974 · 60 min
33	The Lysenko AffairDecember 30, 1974 · 60 min