The availability of various types of archival storage media such as Betamax and VHS tapes, LaserDiscs, high-capacity hard disk drives, CDs, DVDs, flash drives, high-definition HD DVDs and Blu-ray Discs, and cloud digital video recorders has enabled viewers to watch pre-recorded material-such as movies-at home on their own time schedule. ![]() In the mid-1960s, color broadcasting was introduced in the U.S. During the 1950s, television was the primary medium for influencing public opinion. After World War II, an improved form of black-and-white television broadcasting became popular in the United Kingdom and the United States, and television sets became commonplace in homes, businesses, and institutions. ![]() Television became available in crude experimental forms in the 1920s, but only after several years of further development was the new technology marketed to consumers. Television is a mass medium for advertising, entertainment, news, and sports. The term can refer to a television set, or the medium of television transmission. Television ( TV) is a telecommunication medium for transmitting moving images and sound. ![]() For other uses, see TV (disambiguation).įlat-screen televisions for sale at a consumer electronics store in 2008
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