I get amazed when I see these shows, there is no knowledge at all, just faces reciting a text in best case. She is pretty far out there and grasping after straws...
Yes, Universe is a brutal place and we are doomed since the day it started. It is a constant changing thing that we still don't understand and perhaps never will fully understand.
That is the fun part of it!
We are pretty small and totally insignificant in the big scene. Like a oxygen molecule in atmosphere here.