What do you mean? Some of us are uninformed.
https://www.usnews.com/best-graduate-schools/top-science-sch...
https://tfetimes.com/best-computer-science-program-rankings/
Fun fact, the bookstore wasn't allowed to make shirts that said CMU for some time because Central Michigan University had a problem with that. Eventually they came to an arrangement and now you can buy CMU shirts at Carnegie Mellon.