[link|http://www.nytimes.com/2001/12/16/magazine/16CHILL.html|NY Times article.] (iwethey:iwethey)

Well, the National Weather Service has just rolled out a new wind chill index that promises to be more in line with people's own experience of cold.

...the new index uses ''modern heat transfer theory,'' or the latest available science on how cold affects skin temperature.

Read the article, particularly if you thought anal probes were fiction (as in South Park). :)