“nothing” is most often unstable. Not only can something arise from nothing, but most often the laws of physics require that to occur. - Lawrence Krauss
Depends on what is being referred to as "nothing." Krauss is a science fiction writer. He dreams about what existed before the universe was formed.
Did energy (matter) exist before the "big bang?"
Did location or space exist before the big bang?
Did time exist without space before the big bang?
What in the world exploded into the big bang?
Did any laws or information exist before the big bang?
Is there some primordial substance that is the source of of the universe and everything in it?
no one has scientific evidence that shows.........