[d4rti]

For more on how modern engines work (although the core idea of alpha-beta pruning [1] is still used) you can check out the chess programming wiki [2].

1: https://www.chessprogramming.org/Alpha-Beta 2: https://www.chessprogramming.org/Main_Page

[vismit2000]

There is a fantastic video about alpha-beta pruning by Sebastian Lague: https://www.youtube.com/watch?v=l-hh51ncgDI