Catalyst - Season 18, Episode 3 (Closing In: The Hunt For Alien Life)
Will we soon find evidence of alien life? Scientists are currently in the throes of an unprecedented search for ET - and an answer to this long-pondered question may come sooner than you think. #ABCcatalyst
Catalyst was broadcast on ABC at Friday 21 June 2019, 10:59.
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Catch up TV on Catalyst. Watch the latest and all other episodes of Catalyst now online, broadcasted on ABC1. Catch up on your favorite ABC1 TV show: Catalyst. Replay tv on its best! Australia's premier science investigation series.