Have you ever wondered why the cover of a manhole is nearly always round? Why isn’t it oval or square? Reuleaux curve based on an equilateral triangle. Reuleaux curves based on the pentagon (top) and ...

A move to welterweight and a last-minute opponent switch didn't change the outcome for Donald "Cowboy" Cerrone, who put away Alex Oliveira with an impressive first-round triangle choke in the UFC ...

The square cropped photo has never been more popular thanks to Instagram. There are a lot of benefits to being challenged to shoot within the confines of Instagram’s square — plus square photos make ...