W Weasley-king New member Jun 18, 2009 #1 2 birds were flying in the exact opposite direction, and they were going to be at an exact point at the same time. But they didn't see each other! How is that possible?
2 birds were flying in the exact opposite direction, and they were going to be at an exact point at the same time. But they didn't see each other! How is that possible?