Jan 6, 2026 · Rock is a form of popular music that emerged in the 1950s and that by the end of the 20th century was the world’s dominant form of popular music. It originated in the United …

Rock's origins lie in rock and roll, a new form of American popular music in the 1950s that was personified early on by Elvis Presley. Other successful rock singers, musicians, and groups …

Dec 29, 2025 · Rock, in geology, naturally occurring and coherent aggregate of one or more minerals. Such aggregates constitute the basic unit of which the solid Earth is composed and …

Jan 6, 2026 · The trouble is that the term rock describes an evolving musical practice informed by a variety of nonmusical arguments (about creativity, sincerity, commerce, and popularity).

Jan 7, 2026 · 30 Rock, a critically acclaimed American television sitcom that aired on the NBC (National Broadcasting Co., Inc.) network from 2006 to 2013.

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. Yet, at the beginning of the 21st …

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 …

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. It is also called rock and roll.

Rock Hill, city, York county, northern South Carolina, U.S., near the Catawba River, 26 miles (42 km) south of Charlotte, North Carolina. Established in 1851 as a depot on the Charlotte and …

A weathered “plug” of volcanic material circular in shape, one mile in circumference and 350 feet (105 metres) high, Bass Rock rises precipitously from the sea, making access virtually …