Why does it take stockfish depth 35 to find mate in 7? - Chess Stack Exchange

My underlying question here is: What is depth? I know depth is supposedly the number of half-moves or plies from the starting position that it has calculated, in at least one line. But I feel this

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I wanted to understand the chess engine comparison. What does this result matrix show? - Chess Stack Exchange

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Stockfish Depth 22 couldn't find mate in 2 : r/chess

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Gambits: Theory and evidence - Maharaj - 2022 - Applied Stochastic Models in Business and Industry - Wiley Online Library

Stockfish's search tree trying to find a mate in 2 visualized : r/chess

What is Stockfish's depth when analysing a chess position? - Quora

Stockfish 10 cant find mate in 2? : r/chess

Acquisition of Chess Knowledge in AlphaZero – arXiv Vanity

Why doing the Engine suggested move worsen my position? - Chess Stack Exchange