S5E1 - "Good and Evil"
Jan. 3, 1965, midnight
S5E2 - "Viruses"
Jan. 10, 1965, midnight
S5E3 - "Survival"
The problem of survival in extreme climatic conditions is examined by Dr. William Whitehead.
Jan. 17, 1965, midnight
S5E4 - Eureka
Discussion and demonstration of "accidental" scientific discoveries.[37]
Jan. 24, 1965, midnight
S5E5 - Flight
Lister Sinclair looks at the artificial flight techniques of man and some of the principles of flying used by other species.
Jan. 31, 1965, midnight
S5E6 - "The Quaking Earth"
Feb. 7, 1965, midnight
S5E7 - Pain
Feb. 21, 1965, midnight
S5E8 - "Lies, Damn Lies and Statistics"
Professors Patterson Hume and Donald Ivey dispute Mark Twain's claim that: "There are lies, damn lies and statistics"; or in other words, "you can prove anything with statistics."
Feb. 28, 1965, midnight
S5E9 - Photography
Dr. Walter Clark of the Eastman-Kodak Research Laboratory, and host Lester Sinclair explain what happens after you push the button of your camera.
March 14, 1965, midnight
S5E10 - "Bird Strikes on Aircraft"
At one time, collisions between aircraft and birds usually hurt only the birds. Now, with aircraft flying at supersonic speeds, the impact of collisions is greater. And birds ingested into the engines have caused a number of crashes. The Nature of Things looks at what is being done to eliminate bird strikes on aircraft.
March 21, 1965, midnight
S5E11 - "The Pacemakers"
For the first time ever on television, part of the remarkable "pacemaker" heart operation is shown being performed at the Toronto General Hospital.
March 28, 1965, midnight