Query: WBUR and WGBH are exaples of what type of radio station?
Context: WBZ (AM) broadcasts a news radio format. A variety of commercial FM radio formats serve the area, as do NPR stations WBUR and WGBH. College and university radio stations include WERS (Emerson), WHRB (Harvard), WUMB (UMass Boston), WMBR (MIT), WZBC (Boston College), WMFO (Tufts University), WBRS (Brandeis University), WTBU (Boston University, campus and web only), WRBB (Northeastern University) and WMLN-FM (Curry College).