Modern pop music originated in the 1950s, coming from rock and roll. The term popular music can cover multiple styles of music and the genre is based off what is in the top of the charts at the time. It borrows elements of urban, dance, rock, Latin country. Nonetheless the core elements of pop are the medium to short length songs, written in a basic format, usually verse chorus structure as well as the use of repeated choruses, melodic tunes and catchy hooks.
Artists
Good example of Pop musicians and artists would be Micheal Jackson, who was titled 'The King of Pop' in his time. More modern artists would include Elyar Fox, One Direction and Miley Cyrus.
Magazines
Pop music magazines include 'Top of the Pops', 'Billboard' and 'We love Pop' they are all aimed at the relatively young audience of 10-15 year old, mostly girls.