black holes
Are we finally beginning to understand gravity?
Claudia de Rham explores the true nature of this fundamental force as she struggles against received wisdom to get a new theory of ‘massive gravity’ recognised
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
Anything goes
When the internationally acclaimed abstract painter John Hoyland died in 2011 at the age of 76, a large chunk of…
Problems of communication
I could never muster much enthusiasm for the theoretical physicist Stephen Hawking. His work, on the early universe and the…
Cosmic cataclysm
Alexander Masters speculates on how the universe will end
