"First published in Canada by Thomas Allen Publishers and revised for this edition"--T.p. verso.

Pope Paul V --A Time of Crisis -- Doctrinal Revolutions -- A Dialogue -- Science's Motives -- On Curiosity -- A Negotiation -- Galileo the Aquarian -- Ptolemy's World -- Comets and Supernova -- Kepler's Genius -- Uses of Hypotheses -- Young Galileo -- Studies in Motion -- Experimental Method -- Number and Beauty -- Pythagoreans and the Reduction of Quality to Quantity -- Ferrara and Copernicus -- Reluctant Revolutionary -- Challenging Aristotle -- A Stimulating Meeting -- Stagirite -- Primacy of Mind -- Good -- Deductive Science -- Aristotle's Influence -- A Question of Infinity -- Copernican Caution -- Saving the Appearances -- Padua Years -- Telescopic Discoveries -- Lure of the Medici -- Jesuits -- Rumors of Reaction -- In the Medician Court -- Phases of Venus -- Sunspot Disputes -- Triumph in Rome -- Cardinal Bellarmine -- Bruno's Heresy -- An Infinite Universe -- Aristotle Revisited -- Struggles of Aquinas -- Return of Pythagoras -- Storm Warnings -- Cardinal Barberini -- Conflict Is Joined: "Letter to Christina" -- Bellarmine's Response -- Under Attack -- A Dangerous Mission -- Barberini's Argument -- Defeat in Rome -- Warning -- A Dialogue in Venice -- Science's Successes -- Nature of Knowledge -- Further Dialogue in Venice -- Science and Faith -- Faith and Reality -- Nature of Progress -- On the Lido -- Problem of Objectivity -- Reasoning's Recursiveness -- Map and the Territory -- An Unfortunate Outburst -- At Santa Maria Maggiore -- Galileo's Conservatism -- Kepler's Heterodoxy -- A Remarkable Fresco -- A Scientific Testament -- Models of the World -- Paradox of Empiricism -- Pope Urban VIII -- Intimations of Change -- Galileo's Dialogue -- Suppression -- A Summons from the Inquisition -- An Enigmatic Pope -- A Mass in St. Peter's -- A Chance Encounter -- A Remarkable City -- History's Parochialism -- An Uncomplicated Man -- Motives of Pontiffs -- A Dialogue in Vatican City -- Galileo's Rehabilitation -- "Learned Ignorance" -- Puzzle of the Abjuration -- Final Journey to Rome -- Inquisition -- Denial -- Confession -- Sentence -- Judgment and Abjuration -- Unspoken Issues -- Aftermath -- Return to Arcetri -- Discourses on Two New Sciences -- A Visit from Hobbes -- Milton's Tribute -- On the Road to Florence -- Galileo's Tomb -- Human Happiness -- Science and Number -- Limits to Scientific Knowledge -- An Unfinished Journey -- On the Question of Galileo's "Perjury".