Tonight: The Nature of Things, Doc Zone, Haven

The Nature of Things, CBC – “Decoding Desire”
New discoveries are shattering old assumptions about sex and the sexes. Biologists are analyzing human and animal sexual behaviour from courtship to the catch, foreplay to consummation. Decoding Desire takes us on a voyage of discovery into the fascinating science of the mating game.
(High Definition where available)

Doc Zone, CBC – “Forgotten No More”
How a backyard discovery in France and DNA clues lead to the lost men of World War I’s 78th battalion.

Haven, Showcase – “Exposure”
Audrey is forced to call in some outside help to cope with harsh new realities: she is no longer immune to the troubles, and Nathan may be lost forever.