When public health emergencies occur, relevant information containing different topics, sentiments, and emotions spread rapidly on social media. From the cognitive and emotional dimensions, this paper ...

Feeling curious about how different topics are linked? Six Degrees of Wikipedia is a site that lets you type in two different topics and then shows how many Wikipedia pages apart they are. It also ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. In two earlier posts on this blog, I introduced topic models and explored some ...

On the internet, there's Google and Facebook, and then there's everyone else. Digital publishers know this. They know it on the business side, where the two companies have been accounting for just ...