When did Catalyst Season 17 Episode 30 air?
Catalyst Season 17 Episode 30 aired on September 6, 2016.


Catalyst is Australia's premier science investigation series. Each week the team brings you stories from Australia and around the world, meeting scientists at the forefront of discovery.

We all like to think our dogs are really happy with us, but how can we be sure? New research suggests most of us can't even tell. Are our dogs really happy & can we use science to make them happier?
Direct answers for episode-level questions and details.
Catalyst Season 17 Episode 30 aired on September 6, 2016.
This episode runs for approximately 30 minutes.
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