The Big Sink
In this episode, John and Katie take a break from talking through the universe's timeline to focus on a mystery of our cosmos: black holes.
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CC Kids: Date: 2024-06-19
crash_course I was recently wondering why black holes didn't form earlier and, in particular, why the early hot, dense universe didn't become one. The best guess I came to was that (for some reason) black holes require an area of high density surrounded by a less dense area to form (as opposed to the near uniform density of the early universe. Any thoughts, anyone reply
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