I thought I knew quite a lot about the Tuskegee Experiment, but you're right, I had never seen many of these details, and they are outraging and horrifying.
This is not in any sense ancient history. I was alive while the US government was perpetuating this atrocity.
Oh, and regarding the museum, let's not forget who was in charge of the US government in 2017.
His deplorables are definitively in charge of the Republican Party today, quite anxious to cover up the true history of U.S. racism.