Items of Interest


Ever wonder how places scale with other places on a map? Well the Scale-A-Tron is the tool for you! Draw a polygon and then move the map around underneath to compare the scale of your selected area with another area.

Maxwell's Demon

Jonathan O'Callaghan published an interesting article in Quanta Magazine about the history of Maxwell's Demon and how the concept has moved from a thought experiment in thermodynamics in 1867 into physical experiments from 2007 onwards.