ABC - Catalyst Series 18 (2017) Part 3 Closing in the Hunt for Alien Life

Catalyst Series 18

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.

Part 3 Closing in the Hunt for Alien Life

Right now researchers are hunting for extra-terrestrial life on several fronts. To find out just how close we might be to a breakthrough, astrophysicist Dr Graham Phillips visits telescopes, swims among the stromatolites on the remote West Australian coastline, and chats with scientists from around the world

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