What is the fastest thing in the universe that is not
* light
* dark energy/metric expansion
* initial velocity from the big bang
@WomanCorn https://en.wikipedia.org/wiki/Ultra-high-energy_cosmic_ray Protons in ultra-high-energy cosmic rays, maybe?
What is the fastest thing in the universe that is not
* light
* dark energy/metric expansion
* initial velocity from the big bang
@WomanCorn https://en.wikipedia.org/wiki/Ultra-high-energy_cosmic_ray Protons in ultra-high-energy cosmic rays, maybe?