Dylan Neri

Now imagine a white hole – a black hole’s time-reversed twin…

Just as you can enter a black hole without leaving it, you can exit a white hole without entering it – but first you must understand what black holes really are

Carlo Rovelli. [Stefania D’Allessandro / Getty Images]

Already a subscriber? Log in

Keep reading for free

Subscribe today to get 3 months’ free digital access.

  • Unlimited access to our website and app
  • Enjoy Spectator newsletters and podcasts
  • Explore our online archive, going back to 1828
  • Plus, three months’ free digital access to the Telegraph

Comments

Join the debate for free — this month only

This month, be part of the conversation with other Spectator readers by getting your first three months for free. We’ll also give you three months’ free digital access to the Telegraph.

Already a subscriber? Log in