Lux Planes explains why routes between places such as Europe and the United States can look curved on a flat map. The video shows how Earth’s shape and map projections affect the path airplanes take.

Add Yahoo as a preferred source to see more of our stories on Google. No Leg Room Nicole Sunderland doesn't have to ponder the in-flight entertainment options when she looks at the screen on the plane ...

Nicole Sunderland doesn’t have to ponder the in-flight entertainment options when she looks at the screen on the plane seat in front of her. She’ll be watching the map, thank you very much. “I’ll fly ...