The incandescent ones

Young Peter, a student of Byzantine Art at Moscow University, receives, through a cryptic sentence in a lecture, a message to buy two books of his choice at a specific hour in the University bookshop. When he opens the package, a third book has been included. It is this third book which sends Peter on a series of adventures leading to the unravelling of a mysterious power source guiding the destinies of planet Earth. His quest is also intimately linked with his father's baffling disappearance.

Once again the Hoyles have succeeded in combininig an enjoyable piece of story-telling with scientific speculation of lasting interest.