Kurzgesagt - In a Nutshell S09 E05 TRUE Limits Of Humanity – The Final Border We Will Never Cross

Is there a border we will never cross? Are there places we will never reach, no matter how hard we try? It turns out, there are. Even with sci-fi technology, we are trapped in a limited pocket of the Universe and the finite stuff within it. How much universe is there for us and how far can we go?