It originated in the United States and spread to other English-speaking countries and across Europe in the 1960s. Dec 29, 2025 · Rock, in geology, naturally occurring and coherent aggregate of one or more minerals. The immediate consequence was folk rock. Dec 30, 2025 · Rock and roll, style of popular music that originated in the United States in the mid-1950s and that evolved by the mid-1960s into the more encompassing international style known as rock music, though the latter also continued to be known as rock and roll. Jan 6, 2026 · Rock remains the most democratic of mass media—the only one in which voices from the margins of society can still be heard out loud. Jan 2, 2026 · rock and roll, style of popular music that originated in the United States in the mid-1950s and that evolved by the mid-1960s into the more encompassing international style known as rock music, though the latter also continued to be known as rock and roll. Jan 6, 2026 · The Beatles’ success suggested that it was possible to enjoy the commercial, mass-cultural power of rock and roll while remaining an artist. Rock music is a form of popular music that emerged in the 1950s and can be defined as “a form of music with a strong beat”—it is difficult to be much more precise. The three major classes of rock are igneous, sedimentary, and metamorphic rock. Rock Hill, city, York county, northern South Carolina, U.

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