alvin alexander
alvin alexander

“What we call “I” is just a swinging door which moves when we inhale and exhale.”
 
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Why was it so hard to take a picture of a black hole?

By Alvin Alexander. Last updated: April 16, 2019

AskAMathematician.com has a good answer to, Why was it so hard to take a picture of a black hole?

science
image
math
april
physics
black hole
2019
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