An appraisal of the probable effects of a large-scale nuclear blast over a North American city. Dr. Tom Stonier of the Rockefeller Institute of Government discusses what can be expected to happen to people and property as a result of such a blast.

Hosts Dr. Donald Ivey and Dr. Patterson Hume talk about conditions at extremely cold temperatures, when matter 'hibernates' and molecular action slows almost to a complete stop, and how this allows physicists to study the basic structure of matter.

Lord Rothschild of the University of Cambridge describes the results of his research in the field of spermatozoa

Dr. William Swinton, head of the Royal Ontario Museum's Life Sciences Department, and John Livingston, executive director of the National Audubon Society, trace the history of birds

Host Lister Sinclair discusses the thinking that goes into the science of mathematics. Using animated film and studio demonstrations, he explains Mathematical logic

Co-hosted by Drs. Patterson Hume and Donald Ivey, of the University of Toronto. They show how electricity can be produced directly from heat, and vice versa, and discuss the difficulties of transforming thermal energy into electrical energy.

Computers are given the once-over by Drs. Donald Ivey and Patterson Hume.

Examines work of Dr. William Sheldon, who has spent 30 years gathering statistics about the human physique, classifying body types, and correlating this information to medical and psychiatric studies