![I watched hundreds of flat-Earth videos to learn how conspiracy theories spread – and what it could mean for fighting disinformation I watched hundreds of flat-Earth videos to learn how conspiracy theories spread – and what it could mean for fighting disinformation](https://images.theconversation.com/files/469831/original/file-20220620-16-dhw8r8.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1200&h=1200.0&fit=crop)
I watched hundreds of flat-Earth videos to learn how conspiracy theories spread – and what it could mean for fighting disinformation
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The Flat Earth movement: "Mad Mike" Hughes and Patricia Steere are "stars" of a society of people who "know" the Earth is flat - CBS News
![We went to a flat-Earth convention and found a lesson about the future of post-truth life - The Colorado Sun We went to a flat-Earth convention and found a lesson about the future of post-truth life - The Colorado Sun](https://i0.wp.com/newspack-coloradosun.s3.amazonaws.com/wp-content/uploads/2018/11/FLAT-EARTH215.jpg?fit=4928%2C3280&ssl=1)