Comments of the Week #133: from a simulated Universe to dark matter black holes

“Weightlessness was unbelievable. It’s physical euphoria: Nothing about you has any weight. You don’t realize that you are weighed down all the time by yourself, and your organs, and your head. Your arms weigh down your shoulders. In space simulation, you get to fly like Superman! You’re hanging in the air! It’s the coolest thing.” … Read more