Salem on History

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By Series - Great Events from History II: Science and Technology Series

51. Brandenberger Invents Cellophane
52. The British Antarctic Survey Confirms the First Known Hole in the Ozone Layer
53. Brouwer Develops Intuitionist Foundations of Mathematics
54. Brown Gives Birth to the First “Test-Tube” Baby
55. Bubble Memory Devices Are Created for Use in Computers
56. Burton Introduces Thermal Cracking for Refining Petroleum
57. Bush Builds the First Differential Analyzer
58. Calmette and Guérin Develop the Tuberculosis Vaccine BCG
59. Calvin Wins the Nobel Prize for His Work on Photosynthesis
60. Carlson Invents Xerography
61. Carothers Patents Nylon
62. Carrel Develops a Technique for Rejoining Severed Blood Vessels
63. Carson Publishes Silent Spring
64. Carter Discovers the Tomb of Tutankhamen
65. The Cassette for Recording and Playing Back Sound Is Introduced
66. Cassinelli and Associates Discover R136a, the Most Massive Star Known
67. Cech Demonstrates That RNA Can Act as an Enzyme
68. Cerletti and Bini Develop Electroconvulsive Therapy for Treating Schizophrenia
69. Chadwick Discovers the Neutron
70. Chandrasekhar Calculates the Upper Limit of a White Dwarf Star’s Mass
71. Chapman Determines the Lunar Atmospheric Tide at Moderate Latitudes
72. Cherenkov Discovers the Cherenkov Effect
73. The Chernobyl Nuclear Reactor Explodes
74. Clewell Corrects Hydrocephalus by Surgery on a Fetus
75. Cohen and Boyer Develop Recombinant DNA Technology
76. Columbia’s Second Flight Proves the Practicality of the Space Shuttle
77. Compact Disc Players Are Introduced
78. The Completion of Boulder Dam Creates Lake Mead, the World’s Largest Reservoir
79. Compton Discovers the Wavelength Change of Scattered X Rays
80. Construction Begins on the Empire State Building
81. Construction Begins on the Panama Canal
82. Construction of the World’s Largest Telescope Begins in Hawaii
83. Corning Glass Works Trademarks Pyrex and Offers Pyrex Cookware for Commercial Sale
84. A Corroded Mechanism Is Recognized as an Ancient Astronomical Computer
85. Cottrell Invents the Electronstat Precipitation Process
86. Cousteau and Gagnan Develop the Aqualung
87. Daffos Uses Blood Taken Through the Umbilical Cord to Diagnose Fetal Disease
88. Dart Discovers the First Recognized Australopithecine Fossil
89. Davis Constructs a Solar Neutrino Detector
90. De Broglie Introduces the Theory of Wave-Particle Duality
91. De Vaucouleurs Identifies the Local Supercluster of Galaxies
92. De Vries and Associates Discover Mendel’s Ignored Studies of Inheritance
93. Deep-Sea Hydrothermal Vents and New Life-Forms Are Discovered
94. DeVries Implants the First Jarvik-7 Artificial Heart
95. Direct Transoceanic Dialing Begins
96. Doell and Dalrymple Discover the Magnetic Reversals of Earth’s Poles
97. Domagk Discovers That a Sulfonamide Can Save Lives
98. Donald Is the First to Use Ultrasound to Examine Unborn Children
99. Drinker and Shaw Develop an Iron Lung Mechanical Respirator
100. Du Vigneaud Synthesizes Oxytocin, the First Peptide Hormone