It turns out that one of the colors we see in the world every single day is actually just a pigment of our imagination — er, sorry, figment of our imagination. Scientists say it's a sort of collective ...

From timetable scheduling to colouring in, and even casting a play, this nifty piece of mathematics is the answer, says Katie ...

The best method that we have for defining color is by using math. Specifically, mind-boggling mathematical models called ...