Nirvana was an influential American rock band formed in 1987, known for pioneering the grunge music genre. Led by Kurt Cobain, the band gained immense popularity in the early 1990s with their groundbreaking album Nevermind, which featured iconic tracks like 'Smells Like Teen Spirit'. The band's raw sound and introspective lyrics resonated with a generation, making them a symbol of the 1990s alternative rock movement. Despite their short career, Nirvana's impact on music and culture remains profound, and they continue to inspire countless artists and fans around the world.