https://www.ancient-origins.net/ancient-places-asia/ancient-alexandria-city-0019944
This is a very interesting subject and it shows the contribution of as well as the control of knowledge in our world. Not much different from today really, knowledge is power, but controlling that knowledge is vital. We can assume that the Vatican has custody of some of the books and scrolls from the library of Alexandria hidden in their vaults.
https://en.wikipedia.org/wiki/Aristarchus_of_Samos
The first known person to prove the heliocentric theory.
Further down in this article Hypatia of Alexandria is mentioned, this poor woman was murdered in cold blood and the flesh cut from her body right to the bones by religious fundamentalists. She was an academic ( philosopher and scientist) and lecturer in the university and was highly respected. What a horrific and barbaric ending to her life.