Routes between North America, Europe, and Asia routinely cross Greenland, northern Canada, or the Arctic Ocean. At the same time, scheduled commercial flights almost never cross Antarctica, even when ...

Airlines routinely adjust routes to take advantage of favourable winds, even if that means flying a path that looks longer.

Space is big. That’s why we call it space. But how big is “big”? That’s relative. When an astronomer says something is nearby, they might mean it’s a few million kilometers away (if they’re talking ...

Mathematicians have illuminated what sets of points can look like if the distances between them are all whole numbers. The change of plans came on a road trip. On a beautiful day last April, the ...