>>12037905yes
eclipse shadow travels straight
https://youtu.be/0fHU6n8sBz4 [Embed]
boats don't disappear behind curve no matter how far they are. no curve
https://youtu.be/TqrbqcmygUs https://youtu.be/m7XrGMvJmLI Great Salt Lake Laser Test 21 Miles and No Curvature
https://youtu.be/fHZ8nnwJE8k