"There's no evidence that anything about the way human minds work is fundamentally unexplainable." Can you have evidence that something is "fundamentally unexp

"There's no evidence that anything about the way human minds work is fundamentally unexplainable." Can you have evidence that something is "fundamentally unexplainable"? Other than a lack of explanation? If your statement has consequences, then there must be an imaginable counterfactual where it does not hold. I'm struggling to think of that.