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4 - Dianna Cowern: Dead or Alive
The 3b1b podcast
The Universe Is Expanding
I asked the universe why it's expanding. I did not do that. A, i did some assid i fited this cat back and forth. Grat you distact. Tell me, why are you expanding? Describe your childhood. I all love atofid. So, but we didn't know that there were galaxies outside of our galaxy until the early 19 hundreds,. And hubble discovered that. No, i didn't really realize that. How did they? They just have enough work at andrameta to look at am. It was looking at a super bright star, and they thought it was a super nova.
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