Random musings about time, space, and black hole evaporation · 9:15pm May 14th, 2021
First of all, watch this if you haven't already.
So basically, according to our current models, the universe will expand forever, all the stars will eventually die, and black holes will be the only noticeable things left. But of course, even black holes are not eternal; over time, they evaporate, and finally disappear in a burst of radiation. The last black holes can be expected to evaporate somewhere shy of a googol years from now.