In February 2018, news broke that astronomers had seen the cosmic dawn - the moment when stars first formed, flooding the universe with light. What's remarkable is that this incredible event was discovered by an instrument the size of a ping-pong table in a remote corner of Western Australia.

Chris Lintott travels to the Murchison Radio-astronomy Observatory to find out how they did it and what else the extraordinary radio telescopes there can tell us about the universe. Show less