Encyclopedias, Almanacs, Transcripts, and Maps
- The Institute for Consciousness Research(ICR)
- The Institute for Genomic Research (TIGR)
- The Internal Combustion Engine
- The International Astrologer
- The International Geophysical Year (IGY), 1957-58
- The Internet Explosion
- The Intimate Relation between Mathematics and Physics
- The Invention and Advance of Scientific Instruments
- The Invention of Automobiles
- The Invention of Block Printing and Early Forms of Movable Type
- The Invention of Compact Discs
- The Invention of Gunpowder and Its Introduction Into Europe
- The Invention of Guns
- The Invention of Nylon
- The Invention of Spectacles
- The Invention of the Airplane and the Rise of the Airplane Industry for Military and Civilian Purposes
- The Invention of the Artificial Heart
- The Invention of the Chronometer
- The Invention of the Fax Machine
- The Invention of the Heart-Lung Machine Launches the Era of Open-Heart Surgery