After an investigation into Trending Topics, Facebook has concluded that there is no evidence of a liberal bias to the news that appears. Mark Zuckerberg met with key conservatives following accusations that the social network was censoring right wing news. Despite finding 'virtually identical' numbers of conservative and liberal news, Facebook says that it will still make changes to the way Trending Topics work. It says that it is difficult to exclude the possibility of 'unintentional bias' but hopes to improve things by retraining its reviewers and ditching the current reliance on a list of news outlets as sources. Facebook… [Continue Reading]