There's a PBS Space Time for that (from three years ago) https://www.pbs.org/video/could-the-universe-be-inside-a-black-hole-wjsrtp/ https://www.pbs.org/video/

There's a PBS Space Time for that (from three years ago) https://www.pbs.org/video/could-the-universe-be-inside-a-black-hole-wjsrtp/ https://www.pbs.org/video/could-the-universe-be-inside-a-bla... https://www.youtube.com/watch?v=jeRgFqbBM5E https://www.youtube.com/watch?v=jeRgFqbBM5E