Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for augmenting clusters of news articles with translated news articles. In one aspect, a method includes obtaining data characterizing a first cluster of electronically published news articles in a presentation language, wherein the data characterizing the first cluster of news articles comprises one or more terms in the presentation language and region data identifying a first geographical region associated with the first cluster; generating translated terms by translating one or more of the terms from the presentation language to a first language, wherein the first language corresponds to the first geographical region; and obtaining one or more news articles in the first language in response to a search query derived from the one or more translated terms.