Flat-Earthers generally invoke “atmospheric magnification” to explain how the sun maintains its apparent size during the day. Basically, this is the assertion that the atmosphere somehow magnifies distant objects. As supposed proof, some people have offered videos of boats disappearing below the horizon. This video is a good example:
[embedded content]Source: https://www.youtube.com/watch?v=GpAGXpusAiQ
Here’s a picture of the large boat at 1:00.
Notice that the boat is already below the horizon. Assuming a viewer height of 2 metres (=6.5 ft) ... Read even more
