This latest book from the master of intellectual science fiction, Adam Roberts, is a mind-bending delight - and nothing like the combination of the title and the cover suggests (yet even this deception is not entirely straightforward). Anyone versed in the genre would instantly make the leap, with the combination of 'The Thing' and a polar setting, to the classic science fiction film The Thing - and indeed Roberts does make a passing bow to this in the opening of the book. However, the monster in the movie is about as crude as they come - here, what we experience as alien is both horrible and transfigured as a possible reality for the concept of god. Another classic theme we meet in the book is SETI - the search for extraterrestrial intelligence - but, once again, Roberts subverts the standard genre concepts. Here what is alien is not just not-human, but involves a different perception of the universe itself. The way that Roberts makes this near-impossible portrayal