The sun is currently in its prime, and it is estimated that in five billion years, the sun's nuclear energy will be exhausted.
——
On the day when nuclear energy was exhausted, a huge black hole appeared above the earth. I walked through the black hole to explore the mystery of biological evolution and the glorious decline of the civilization era.
——(This is a short science fiction story from my youth, all of which are false. Most of the information in this article comes from the Internet and books)
The source of inspiration and theory of Civilization Cycle Annihilation and some of the main storylines of the paper-folding game "Love and Producer".
Concept: The annihilation of civilization is as gorgeous as fireworks