In fact, current cosmological observations indicate that the average density of matter and energy in the universe is equal, within measurement errors, to the critical density for which the total energy of the universe was exactly zero at the beginning.
![In fact, current cosmological observations indicate that the average density of matter In fact, current cosmological observations indicate that the average density of matter Image](https://www.idlehearts.com/images/in-fact-current-cosmological-observations-indicate-that-the-average-density-of-matter.jpg?x85372)