BOOKS entitled The Science of X form a proliferating sub-genre of popular science writing. The idea is to lure interested readers from X, which may be any profitable fictional franchise, to the real science behind it. The Science of Discworld III, like its predecessors, is a cut above the competition.
The skeleton of the book is a short piece of original fiction by Pratchett, set in his Discworld – which sits on the back of a giant turtle – and to any fan this alone is probably worth the cover price. In the first book of the series Discworld wizards…
