How many members are there in the band Nirvana?

Nirvana, the famous American rock band, consisted of three members. The band was formed in 1987 by singer and guitarist Kurt Cobain, bassist Krist Novoselic, and drummer Dave Grohl. While various other musicians contributed to Nirvana's music over the years, these three members were the core and remained constant until the untimely death of Cobain in 1994. Known for their influential contributions to the grunge genre, Nirvana achieved significant commercial success and critical acclaim with their groundbreaking music.