09/09/1823 - 04/30/1891
Joseph Leidy (September 9, 1823 – April 30, 1891) was an American paleontologist. Leidy was professor of anatomy at the University of Pennsylvania, and later was a professor of natural history at Swarthmore College.
11/08/1923 - 06/20/2005
Jack St. Clair Kilby (November 8, 1923 – June 20, 2005) was a Nobel Prize laureate in physics in 2000 for his invention of the integrated circuit in 1958 while working at Texas Instruments (TI). He is also the inventor of the handheld calcul...
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12/30/1934 - 08/17/2005
John Norris Bahcall (December 30, 1934 – August 17, 2005) was an American astrophysicist, best known for his contributions to the solar neutrino problem, the development of the Hubble Space Telescope and for his leadership and development of...
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04/27/1791 - 04/02/1872
Samuel Finley Breese Morse (April 27, 1791 – April 2, 1872) was an American contributor to the invention of a single-wire telegraph system based on European telegraphs, co-inventor of the Morse code, and an accomplished painter.
01/25/1921 - 11/28/2010
Samuel Theodore Cohen (January 25, 1921 – November 28, 2010) was an American physicist who invented the W70 warhead, more popularly known as the neutron bomb.
Charles Moulton (William Moulton Marston)
05/09/1893 - 05/02/1947
Dr. William Moulton Marston (May 9, 1893 – May 2, 1947), also known by the pen name Charles Moulton, was an American psychologist, feminist theorist, inventor, and comic book writer who created the character Wonder Woman.
09/08/1941 - 10/09/2011
Dennis MacAlistair Ritchie (Username: dmr, September 8, 1941 — October 8/9, 2011) was an American computer scientist notable for developing C and for having influence on other programming languag...
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03/06/1917 - 03/26/2011
Harry Wesley Coover, Jr. (March 6, 1917 – March 26, 2011) was the inventor of Eastman 910, commonly known as Super Glue.
02/11/1839 - 04/28/1903
Josiah Willard Gibbs (February 11, 1839 – April 28, 1903) was an American theoretical physicist, chemist, and mathematician. He devised much of the theoretical foundation for chemical thermodynamics as well as physical chemistry.
Steve Irwin (Stephen Robert Irwin)
02/22/1962 - 09/04/2006
Stephen Robert "Steve" Irwin (22 February 1962 – 4 September 2006), nicknamed "The Crocodile Hunter", was an Australian television personality, wildlife expert, and conservationist. Irwin achieved worldwide fame from the...
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Ted Maiman (Theodore Harold Maiman)
07/11/1927 - 05/05/2007
Theodore Harold "Ted" Maiman (July 11, 1927 – May 5, 2007) was an American physicist who made the first LASER (Light Amplification by Stimulated Emission of Radiation).
04/08/1850 - 04/30/1934
William Henry Welch, M.D. (April 8, 1850 - April 30, 1934) was an American physician, pathologist, and medical school administrator. He was one of the "Big Four" founding professors at Johns Hopkins Hospital.
01/11/1906 - 04/29/2008
Albert Hofmann (January 11, 1906 – April 29, 2008)was a Swiss scientist known best for being the first person to synthesize, ingest and learn of the psychedelic effects of lysergic acid diethylami...
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01/04/1643 - 03/20/1727
Sir Isaac Newton (4 January 1643 – 31 March 1727 [OS: 25 December 1642 – 20 March 1727]) was an English physicist, mathematician, astronomer, natural philosopher, alchemist, and theologian. His monograph Philosophiæ Natural...
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