ISBN 0-684-83799-4* 2002 "How to Build a Time Machine" ISBN 0-14-100534-3* 2007 "The Goldilocks Enigma", also under the title "Cosmic Jackpot", ISBN 0-14-102326-0* 2008 "Quantum Aspects of Life" (Eds.
ISBN 0-684-83799-4*2002 "How to Build a Time Machine", Penguin Books, ISBN 0-14-100534-3*2003 "The Origin of Life", Penguin Books, ISBN 0-14-101302-8*2007 "The Goldilocks Enigma", also under the title "Cosmic Jackpot", Houghton Mifflin Harcourt, ISBN 0-14-102326-0*2008 "Quantum Aspects of Life" (eds.