Tech & Science · 1913
Mass Production, Atomic Secrets, and Modern Steel
In 1913, the world stood on the precipice of industrial modernization as manufacturing was radically reshaped by continuous motion. Meanwhile, groundbreaking physics peered deeper than ever into the fundamental structure of matter and the protective bounds of Earth's atmosphere.
- December 1, 1913 • Manufacturing
Ford's Moving Assembly Line
Henry Ford revolutionized industrial manufacturing by implementing the world's first moving assembly line for the Model T, cutting chassis production time from twelve hours to ninety minutes.
- July 1913 • Quantum Physics
Bohr Model of the Atom
Niels Bohr published his landmark atomic model, introducing electron shell orbits and quantum jumps to explain the spectral lines of hydrogen.
- August 13, 1913 • Metallurgy
Invention of Stainless Steel
English metallurgist Harry Brearley created a rustless chromium-steel alloy in Sheffield, transforming cutlery and industrial metallurgy forever.
- September 9, 1913 • Chemical Engineering
Industrial Haber-Bosch Process
BASF opened the world's first commercial synthetic ammonia plant in Oppau, Germany, enabling mass agricultural fertilizer production.
- 1913 • Atmospheric Science
Discovery of the Ozone Layer
French physicists Charles Fabry and Henri Buisson proved that ozone in the upper atmosphere absorbs ultraviolet radiation from the sun.
- 1913 • Atomic Physics
Moseley's Law
Henry Moseley used X-ray spectroscopy to prove that atomic properties are determined by atomic number rather than atomic mass.
- December 1913 • Medical Technology
Coolidge Hot-Cathode X-Ray Tube
William D. Coolidge invented a high-vacuum tungsten-filament X-ray tube at General Electric, dramatically improving medical imaging safety and reliability.
- May 13, 1913 • Aviation
Sikorsky's Four-Engine Airplane
Igor Sikorsky successfully flew the Bolshoi Baltisky, the world's first four-engine aircraft, laying the foundation for modern passenger airliners.
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