external In the Media February 13, 2023 Nikodem Poplawski, a distinguished lecturer of physics, was quoted from his interview with National Geographicon what black holes represent in the universe. https://www.grunge.com/1195724/the-astonishing-scientific-theory-that-says-the-universe-might-be-inside-a-black-hole/ nikodem-poplawski news-all news-in-the-media year-2023 month-february name-nikodem-poplawski