Articles on Twitter

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President Donald Trump delivers a lot of information through Twitter. Here he speaks in the Oval Office of the White House, March 2018. (AP Photo/Evan Vucci)

The math behind Trump’s tweets

Networks of keywords are analyzed in Donald Trump's tweets from 2015 to the present.
Populists like Donald Trump have used Twitter to his enormous political advantage. But the popular social media platform is failing to bring to heel the bots and fake accounts that can and have interfered with democracy. (AP Photo/J. David Ake)

Twitter’s struggle to thwart threats to democracy

Bots and fake accounts on Twitter helped sway the U.S. presidential election in 2016. Here's how the social media platform has purportedly tried, and failed, to combat threats to democracy.
South African opposition party leader, Mmusi Maimane, addressing the media. A viable media helps promote political accountability. EPA-EFE/Brenton Geach

Why economic questions are key to Africa’s media freedom debate

The sustainability of the news media is a precondition for good journalism in the public interest. Thus, economic questions should form part of discussions of press freedom.
Information warfare in cyberspace could replace reason and reality with rage and fantasy. Shutterstock

How information warfare in cyberspace threatens our freedom

Simulation models show just how effectively fake news and propaganda can shift opinions.
Many people are turned away by abusive language on online news sites but new research reveals that only 15 per cent of comments are “nasty.” (Shutterstock)

Online news trolls not as bad as we think

Are online trolls as bad as we think? New research reveals that most online news comments contribute positively to the conversation.
Being in a park tends to make people feel more positive, although the time of day and the season also affect their moods. leungchopan/Shutterstock

Tweet all about it – people in parks feel more positive

The positive mood of tweets varies with time of day and season, but it's consistently higher in parks than in built-up areas, where people are more likely to express anger and fears.

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