The rock genre is a broad category of popular music that originated in the 1950s. It typically features a strong beat, simple melodies, and the use of electric guitars, bass, and drums. Rock music has evolved over the decades, giving rise to various subgenres such as punk rock, heavy metal, and alternative rock. Rock music often emphasizes themes of rebellion, love, and social issues. Iconic artists like The Beatles, Led Zeppelin, and Nirvana have significantly influenced the genre, shaping its sound and culture. Today, rock continues to be a vital part of the music landscape, appealing to diverse audiences worldwide.