Not just curved, but curved quite substantially, despite what your eyes may tell you. At eye level on a flat plain you can only see about 3 miles due to the curvature. The closest points across the Atlantic are 1,770 miles apart.
Not just curved, but curved quite substantially, despite what your eyes may tell you. At eye level on a flat plain you can only see about 3 miles due to the curvature. The closest points across the Atlantic are 1,770 miles apart.
DMBFFF@lemmy.world 3 months ago
At 10 meters, line-of-sight is over 10 km.
On a jet traveling at 1 km, line-of-sight is over 100 km.