How to hear gravitational waves – with Tessa Baker
Jul 31 2023
48 mins
How can we detect massive objects in space when we can't see them by light? On 14 September 2015, scientists opened a new window to observing the Universe when, for the first time, they directly detected gravitational waves, rippled out through spacetime from the merger of two black holes. In this episode, astronomer Tessa Baker explores how Einstein’s theory of gravity pred