Pope Francis poses for a selfie with a young woman at the end of his weekly general audience at St Peter's square on Wednesday. The pope has now joined Instagram — although his account will be filled with press photos, not with selfies.
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Weeks after a woman sued Twitter for giving voice to ISIS, the social media platform released a statement saying it has suspended more than 125,000 accounts since mid-2015.
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IBM's Watson analyzes a Twitter account of an unnamed user, breaking down needs, values and five personality traits: openness, conscientiousness, extroversion, agreeableness, neuroticism (aka emotional range).