| Name | Date | Short Bio |
Science - Astronomy |
| Tycho Brahe | 1546-1601 |
Made accurate astronomical observations, used by Kepler to calculate motion of planets. |
| Johannes Kepler | 1571-1630 |
Proposed Heliocentric theory after studying measurements of Tycho Brahe. |
| Galileo Galilei | 1564-1642 |
Promoted Heliocentric theory against pressure from the Pope. Invented the telescope. |
| Isaac Newton | 1642-1727 |
Outstanding scientist. Made important breakthroughs in physics, optics, and mathematics. |
| William Herschel | 1738-1822 |
Astronomer who discovered the planet Uranus, improved telescopes, and made many other discoveries. |
Science - Physics/Chemistry |
| Antoine Lavoisier | 1743-1794 |
French scientist, known as the "Father of Chemistry". Discovered oxygen and established the principle of conservation of mass. |
| John Dalton | 1766-1844 |
Chemist who proposed the atomic theory, and designed experiments to prove it. |
| Lord Kelvin | 1824-1907 |
Made important discoveries in thermodynamics and electricity. |
| J. J. Thomson | 1856-1940 |
Discovered the electron, and also the isotope. |
| Madame Curie | 1867-1934 |
A pioneer in the field of radioactivity, and first female winner of the Nobel prize in physics. |
| Ernest Rutherford | 1871-1937 |
Father of nuclear physics. Advocated the orbital theory of the atom. |
Science - Biology/Geology |
| Carolus Linnaeus | 1707-1778 |
Great Taxonomist, who initiated naming conventions and classification of plants and animals. |
| Charles Lyell | 1797-1875 |
Influential 19th century Geologist who promoted the idea of doctrine of uniformitarianism (as opposed to catastrophism.) |
| Charles Darwin | 1809-1882 |
Proposed the theory of evolution of species. Wrote The Descent of Man. |
Electromagnetism/Communication |
| Alexander Volta | 1745-1827 |
Invented the first usable electrical storage battery. |
| Samuel Morse | 1791-1872 |
Inventor of Morse code, a system telegraph transmission widely used before the telephone. |
| Michael Faraday | 1791-1867 |
Physicist who was important in the development of electricity and magnetism. |
| James Clerk Maxwell | 1831-1879 |
Developed laws defining the behavior of electricity and magnetism. |
| Alexander Graham Bell | 1847-1922 |
Inventor of the telephone, and also a founder of a school for the deaf. |
| Thomas Edison | 1847-1931 |
Prolific inventor, responsible for improvements in the light bulb, movies, phonograph, and many others. |
| Guglielmo Marconi | 1874-1937 |
Inventor of a wireless telegraphy system, first used on ships. |
Medicine |
| William Harvey | 1578-1657 |
Medical doctor who described the process of circulation and the role of the heart and blood. |
| Edward Jenner | 1749-1823 |
English doctor who developed a vaccine for smallpox. |
| Louis Pasteur | 1822-1895 |
Renowned scientist in bacteriology. Helped develop germ theory of disease and pasteurization process. |
| Joseph Lister | 1827-1912 |
Promoted the idea of sterilization using antiseptics to kill germs on wounds and medical instruments. |
| Alexander Fleming | 1881-1895 |
Scottish biologist who studied bacteria and discovered the antibiotic properties of penicillin. |
Textiles |
| James Hargreaves | 1720-1778 |
Inventor of an automated Spinning wheel. Founder of the Industrial Revolution. |
| Richard Arkwright | 1732-1792 |
Inventor of the spinning frame, which allowed water or steam power to spin cloth. |
| Samuel Crompton | 1753-1827 |
Inventor of the Spinning Mule, which could be used to make fine cloth such as Muslin. |
| Eli Whitney | 1765-1825 |
Inventor of the Cotton Gin, and also interchangeable parts for rifles. |
| Elias Howe | 1819-1867 |
American inventor of the sewing machine. His great innovation was the "lock stitch". |
Industry |
| James Watt | 1736-1819 |
Inventor of the Steam Engine, and founder of the Industrial Revolution. |
| Robert Fulton | 1765-1815 |
Inventor of Steamboats. Operated the steamboat Clermont on the Hudson River. |
| George Stephenson | 1781-1848 |
Inventor of the steam locamotive, and the modern railroad. |
| Charles Goodyear | 1800-1860 |
Discovered the process for 'vulcanizing' rubber, and making it far more usable. |
| Cyrus McCormick | 1809-1884 |
Invented the mechanical reaper, which revolutionized agriculture, especially in midwest. |
| Henry Bessemer | 1813-1898 |
Invented a process for the manufacture of steel, that was of superior quality for a low cost. |
| Rudolf Diesel | 1858-1913 |
German engineer and inventor who developed a practical internal combustion 'diesel' engine. |
| Wilber and Orville | 1871-1948 |
Inventors of the first practical airplane. The Wright brothers were self-educated bicycle shop owners. |