Online mirrors: Video bloggers and viewers share emotions

An amusing commercial shows someone having a bad day, and how that person's mood affects each person down the line, with more bad moods. This emotional "contagion" may be a real-world phenomenon, and it appears that what ...

Beyond social networks: How cultural beliefs really spread

When Amir Goldberg had his first child a decade ago, he was bewildered to learn that some of his colleagues at Princeton University, where he was a doctoral student, weren't planning to vaccinate their offspring.

Research finds social media users actually calm down

Contrary to conventional wisdom, people tend to wind down rather than whip themselves into a frenzy while browsing Facebook and Twitter, according to a prize-winning dissertation by a newly minted Ph.D. from UC Berkeley's ...

Researchers test 'social contagion' in laboratory setting

(Phys.org)—Social contagion describes the propagation of beliefs, evaluations and attitudes through a network of people. It's well understood that political beliefs, emotional attitudes and opinions are contagious within ...

Countering fake news with contagions

Social media is a wonderful tool for sharing information quickly; But not surprisingly, some of that information is false and has played a role in the dissemination of conspiracy theories and fake news.

Extracting useful scientific information from social media

In the second it takes to 'like' this article, 6,000 tweets, 5,000 profile updates, 4,000 photos and 500 blogs will have been posted on multiple social media platforms. As that second extends to a minute, a day and even a ...

Decision cascades in social networks

How do people in a social network behave? How are opinions, decisions and behaviors of individuals influenced by their online networks? Can the application of math help answer these questions?

Facebook probed by Britain over mood experiment

Authorities will question Facebook over an experiment in which the social network secretly manipulated the feelings of users to test their mood, officials said Wednesday.

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