origin of the universe

The mystery of the origin of the universe: Can each black hole give birth to a baby universe and do we live in a black hole?
Is our universe a black hole? This is a difficult question to answer accurately, however many astronomical phenomena show that this statement is not impossible.
Universe origin according to Stephen Hawking's theory
Hawking radiation is one of the most prominent works of Professor Stephen Hawking, helping decode the black hole and the origin of the universe.