• Cosmological crisis: We don't know if the universe is round or flat | New Scientist https://www.newscientist.com/article/2222159-cosmological-crisis-we-dont-know-if-the-universe-is-round-or-flat/?utm_campaign=rss%7Cnsns&utm_source=nsns&utm_medium=rss&utm_content=news 4 comments 5/11/2019 science