59 mins watch time
Posted August 2020
We know the universe had a beginning, but what happens when everything ends? Astrophysicist and science writer Katie Mack takes us on a trip to the end of the cosmos, exploring each of the possible big finales anticipated by science – from Heat Death to the ‘Big Crunch’, Vacuum Decay to the ‘Big Bounce’. Our universe could collapse in upon itself, rip itself apart – or even succumb to an inescapable, expanding bubble of doom.