University Libraries, University at Albany, State University of New York: Fake News
"The creation and distribution of fake and misleading news has proliferated, and has had a profound impact on recent events. Much of the impetus has stemmed from increasingly partisan politics or from the decreasing civility of public discourse, though the creation and distribution of inaccurate or biased news is certainly nothing novel. It is imperative, however, that we recognize and repudiate such misinformation."
Familiarize yourself with the problem itself, and learn how you can make informed judgements about the information you come across.