Mathematicians have struggled to prove Falconer’s conjecture, a simple but far-reaching hypothesis about the distances between points. They’re finally getting close. Scatter three points in a plane, ...

An underrated feature in Google Maps is the ability to measure the distance between two or more points. It can aid tremendously with planning, whether you’re aiming to walk or go on a road trip.

You can measure distance on Google Maps to give you the approximate mileage between any two points (or more) that you place on the map. When using Google Maps on a computer, right-click a spot on the ...