A Matter of Self-Defense

Episode 1 - 1h 0m

January 07, 1974

Bird Brain - The Mystery of Bird Navigation

Episode 2 - 1h 0m

January 14, 1974

Never Too Late to Learn

Episode 3 - 1h 0m

January 21, 1974

The Great Fish Hunt

Episode 4 - 1h 0m

January 28, 1974

Pedal Power

Episode 5 - 1h 0m

February 04, 1974

The Writing on the Wall

Episode 6 - 1h 0m

February 11, 1974

Where Did the Colorado Go?

Episode 7 - 1h 0m

February 18, 1974

The Future Goes Boom

Episode 8 - 1h 0m

March 04, 1974

Fusion: The Energy Promise

Episode 9 - 1h 0m

March 11, 1974

The First Ten Years

Episode 10 - 1h 0m

April 22, 1974

This Yankee Dodge Beats Mesmerism Hollow

Episode 11 - 1h 0m

April 29, 1974

The Hunting of the Quark

Episode 12 - 1h 0m

May 06, 1974

A Noah's Ark for Europe

Episode 13 - 1h 0m

May 13, 1974

Bridges: When It Comes to the Crunch

Episode 14 - 1h 0m

June 03, 1974

Search for Life

Episode 15 - 1h 0m

June 10, 1974

The Secrets of Sleep

Episode 16 - 1h 0m

June 10, 1974

Who Needs Skills?

Episode 17 - 1h 0m

June 24, 1974

Hills of Promise

Episode 18 - 1h 0m

July 01, 1974

The Race for the Double Helix

Episode 19 - 1h 0m

July 08, 1974

The Immigrant Doctors

Episode 20 - 1h 0m

July 15, 1974

Mines, Minerals and Men

Episode 21 - 1h 0m

July 22, 1974

What Price Steak?

Episode 22 - 1h 0m

July 29, 1974

Listen and Be Loyal

Episode 23 - 1h 0m

August 05, 1974

Adam or Eve?

Episode 24 - 1h 0m

August 12, 1974

An Unholy Scramble

Episode 25 - 1h 0m

September 02, 1974

Do as You Are Told

Episode 26 - 1h 0m

October 28, 1974

The First Signs of Washoe

Episode 27 - 1h 0m

November 04, 1974

The Other Way

Episode 28 - 1h 0m

November 11, 1974

The Greatest Advance Since the Wheel?

Episode 29 - 1h 0m

November 25, 1974

Joey

Episode 30 - 1h 0m

December 09, 1974

The Neglected Harvest

Episode 31 - 1h 0m

December 16, 1974

How on Earth Did They Do That?

Episode 32 - 1h 0m

December 23, 1974

The Lysenko Affair

Episode 33 - 1h 0m

December 30, 1974