This “Russian Whirling Dervish” clip from the show “Riverdance” illustrates why the show’s producers were criticized for commercializing a supposedly pure art form.

Picasso’s The Old Guitarist seems to challenge the idea that there is a “right” or “wrong” way to view a work of art, as seen in this video in which it is displayed effectively in a both a vertical and a horizontal orientation.

This beautiful short film introduces the golden ratio, fractals, and other examples of geometry in nature.

This chart shows what values and emotions colors signify in ten major cultures.

In this lecture, designer David McCandless discusses the many uses and benefits of using data visualization to convey information.