The series' 18th season starts with "The People You Never See," a report on victims of cerebral palsy.

Pedestrian malls, car-free zones and multipurpose subway systems are examined in a study of urban planning and urban renewal.

Visit to marshes of Regina where Canada Geese spend winter on open water.

A look at advantages and dangers of nuclear energy, focusing special attention on problem of waste disposal.

The Cry of the Gull examines the effect of chemical pollutants on Lake Ontario wildlife

A look at the next development in space research: establishing a space colony supporting 10,000 people in an Earth-like environment.

This is first of a two-part report which looks at both scientific and human side of twins.

Part two of a two-part study of twins and the research being conducted. This program shows how scientists use the phenomenon of twins to discover more about mankind in general, particularly in the field of genetics.

he creation of new organisms using a technique called recombinant DNA

Two films featured: Patterns of Pain explores the perception of pain in our nervous systems; The Gannets of Bonaventure looks at the largest breeding colony of gannets in North America, on Bonaventure Island; and informs of threats to the colony from pollution and tourist traffic