16. 1874
Julius Kahn is born on March 8, 1874. The American engineer invented the Kahn system of reinforced concrete, a structural method that improved strength and became influential in industrial and commercial construction.
17. 1879
Otto Hahn is born on March 8, 1879. The German chemist later co-discovered nuclear fission with Fritz Strassmann, opening the age of nuclear chemistry and atomic energy and earning the 1944 Nobel Prize in Chemistry.
18. 1886
Edward C. Kendall is born on March 8, 1886. The American biochemist isolated important adrenal and thyroid hormones, including cortisone, and later shared the Nobel Prize for research that transformed endocrine medicine.