Fact-checking can influence recommender algorithms

In January 2017, Reddit users read about an alleged case of terrorism in a Spanish supermarket. What they didn’t know was that nearly every detail of the stories, taken from several tabloid publications and amplified by Reddit’s popularity algorithms, was false. Now, Cornell University research has shown that urging individuals to actively participate in the news they consume can reduce the spread of these kinds of falsehoods.

Healthy skepticism: People may be wary of health articles on crowdsourced sites

People may be skeptical about medical and health articles they encounter on crowdsourced websites, such as Wikipedia and Wikihealth, according to researchers. While that may be good news for health officials who are worried that these sites allow non-experts to easily add and edit health information, the researchers added that having medical professionals curate content on those sites may not reduce the skepticism.