Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 190 posts.

Science & Space
2016
146

What is the roundest country?

We can define roundness in many ways. For example, as you may know, the circle is the shape that given a fixed perimeter maximizes the area. This definition has many problems. One of the problems is that countries generally have chaotic perimeters (also known as borders), so they tend to be much longer than they seem…