• Introduction • Rudy Rucker
• 1 to 999 • Isaac Asimov
• Four Brands of Impossible • Norman Kagan
• Tangents • Greg Bear
• A New Golden Age • Rudy Rucker
• Professor and Colonel • Ruth Berman
• The Maxwell Equations • Anatoly Dnieprov
• Left or Right? • Martin Gardner
• Immune Dreams • Ian Watson
• Forbidden Knowledge • Kathryn Cramer
• Gödel’s Doom • George Zebrowski
• The Tale of Happiton • Douglas Hofstadter
• The Finagle Fiasco • Don Sakers
• Convergent Series • Larry Niven
• No-Sided Professor • Martin Gardner
• Euclid Alone • William F. Orr
• Love Comes to the Middleman • Marc Laidlaw
• Miss Mouse and the Fourth Dimension • Robert Sheckley
• The Feeling of Power • Isaac Asimov
• Cubeworld • Henry R. Gross
• Schematic Man • Frederik Pohl
• Time’s Rub • Gregory Benford
• Message Found in a Copy of Flatland • Rudy Rucker
• The Mathenauts • Norman Kagan

Edited by Rudy Rucker.