Cosmology (THE UNIVERSE) with Katie Mack, Part I
Ologies with Alie Ward
00:00
Space Time Is Like a Big Rubber Sheet
Nuclear fusion is when atoms join to become a different kind of atom and they give off energy in the process, like two hydrogens becoming a helium. At which point that fusion starts to take energy. And so then you have this like huge chunk of iron that's not being held up by anything. And so it starts to collapse under its own gravity. You end up with the singularity, this point of infinite density technically. Um, what is the shape like? Is it like an ice cream cone that has an infinite tail or what? What does it mean?"
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