A graphic that’s worth a thousand words

The other day, @KathySierra tweeted about this website. All I can say is ‘Wow!” What a terrific use of a graphic to explain the differences in size between small, common objects (e.g. grain of rice) and things such as human eggs, viruses, etc. Use the slider on this web page from the Genetic Science Learning Center at the Univeristy of Utah (http://learn.genetics.utah.edu/content/begin/cells/scale/) to get the full effect.