Facebook has blocked Australian media organisations and users from sharing news content on the platform, in an escalating disagreement between tech firms and the Australian government that could ultimately become a test case for media regulations and the way people consume news around the world. Read more: https://www.newscientist.com/article/2268431-facebooks-australian-news-ban-is-a-fight-the-whole-world-should-watch/#ixzz6mpa1Fipc Nissan is to increase investment in its…