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  2. Roger Bacon - Wikipedia

    en.wikipedia.org/wiki/Roger_Bacon

    Roger Bacon OFM (/ ˈ b eɪ k ən /; [3] Latin: Rogerus or Rogerius Baconus, Baconis, also Frater Rogerus; c. 1219/20 – c. 1292), also known by the scholastic accolade Doctor Mirabilis, was a polymath, a medieval English philosopher, scientist, theologian and Franciscan friar who placed considerable emphasis on the study of nature through empiricism.

  3. List of English inventors and designers - Wikipedia

    en.wikipedia.org/wiki/List_of_English_inventors...

    Roger Bacon (1214–1292), magnifying glass; Edward Barber (1969– ), London 2012 Olympic Torch; Julia Barfield (1952– ), architect who contributed to the design of the London Eye and the i360 observation tower in Brighton, England; Trevor Baylis (1937–2018), wind-up radio; Tim Berners-Lee (1955– ), World Wide Web

  4. Roger Bacon (physicist) - Wikipedia

    en.wikipedia.org/wiki/Roger_Bacon_(physicist)

    Roger Bacon (April 16, 1926 – January 26, 2007) was an American physicist and inventor at the Parma Technical Center of National Carbon Company in suburban Cleveland, Ohio, where he invented graphite fibers in 1958. [1] [2]

  5. Timeline of explosives - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_explosives

    Roger Bacon's Opus Majus contains the first European reference to gunpowder. [3] 1659 Ammonium nitrate is first synthesized by Johann Rudolf Glauber; it wasn't used as an explosive until World War I. [4] 1745 William Watson shows that an electric spark can ignite gunpowder, demonstrating the first detonator. [5] 1845

  6. List of National Inventors Hall of Fame inductees - Wikipedia

    en.wikipedia.org/wiki/List_of_National_Inventors...

    Roger Angel: 1941 Telescope mirror cell [529] 2016 Roger Bacon: 1926 Carbon fibers [530] 2016 Sheldon Kaplan: 1939 Auto-injector [531] 2016 Victor Lawrence: 1945 Signal processing in telecommunications [532] 2016 Welton Taylor: 1919 Microbiological food safety and testing [533] 2016 William Sparks: 1905 Butyl rubber [534] 2017 Allene Jeanes: 1906

  7. Timeline of scientific discoveries - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_scientific...

    1267: Roger Bacon publishes his Opus Majus, compiling translated Classical Greek, and Arabic works on mathematics, optics, and alchemy into a volume, and details his methods for evaluating the theories, particularly those of Ptolemy's 2nd century Optics, and his findings on the production of lenses, asserting “theories supplied by reason ...

  8. History of optics - Wikipedia

    en.wikipedia.org/wiki/History_of_optics

    This theory of the active power of rays had an influence on later scholars such as Ibn al-Haytham, Robert Grosseteste and Roger Bacon. [11] Ibn Sahl, a mathematician active in Baghdad during the 980s, is the first Islamic scholar known to have compiled a commentary on Ptolemy's Optics.

  9. Opus Majus - Wikipedia

    en.wikipedia.org/wiki/Opus_Majus

    The Opus Majus (Latin for "Greater Work") is the most important work of Roger Bacon. It was written in Medieval Latin, at the request of Pope Clement IV, to explain the work that Bacon had undertaken. The 878-page treatise ranges over all aspects of natural science, from grammar and logic to mathematics, physics, and philosophy.