Stockholm — Britain's Roger Penrose, Reinhard Genzel of Germany and American Andrea Ghez won the 2020 Nobel prize in Physics on Tuesday for their discoveries about one of the most exotic phenomena in the universe, the black hole.

Penrose, professor at the University of Oxford, won half the prize of 10-million Swedish krona ($1.1m) for his work using mathematics to prove that black holes are a direct consequence of Albert Einstein's general theory of relativity...