The many ends of the universe

Welcome to the end of the universe. Which one will we get? Will the life drain slowly from thousands of cold, dead galaxies; or will the stars get ripped apart by a wave of strange new matter? That’s the subject of a new book by astrophysicist Katie Mack, "The End of Everything". And be warned, some of the catastrophes she described to Phil Sansom make the coronavirus look like a walk in the park...