Disco balls, often associated with the 1970s, actually trace back to the 1920s. Originally known as 'mirror balls,' they were used in nightclubs and dance halls to create dazzling light effects.

Beach balls flew through smoke-tinged air as strobe lights danced over students, washing them in neon colors. As homecoming ...

Although disco music and dancing may be long dead, the disco ball lives on as a staple of dance parties everywhere ... doesn’t work very well without light, which is something good parties ...