enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. History of the steam engine - Wikipedia

    en.wikipedia.org/wiki/History_of_the_steam_engine

    History of the steam engine. The 1698 Savery Steam Pump - the first commercially successful steam powered device, built by Thomas Savery. [1] The first recorded rudimentary steam engine was the aeolipile mentioned by Vitruvius between 30 and 15 BC and, described by Heron of Alexandria in 1st-century Roman Egypt. [2]

  3. Science, technology, engineering, and mathematics - Wikipedia

    en.wikipedia.org/wiki/Science,_technology...

    Science, technology, engineering, and mathematics (STEM) is an umbrella term used to group together the distinct but related technical disciplines of science, technology, engineering, and mathematics. The term is typically used in the context of education policy or curriculum choices in schools. It has implications for workforce development ...

  4. Timeline of historic inventions - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_historic...

    1886: Charles Martin Hall and independently Paul Héroult invent the Hall–Héroult process for economically producing aluminum in 1886. 1886: Karl Benz invents the first petrol or gasoline powered auto-mobile (car). [440] 1887: Carl Josef Bayer invents the Bayer process for the production of alumina.

  5. STEAM education - Wikipedia

    en.wikipedia.org/wiki/STEAM_Education

    STEAM education is an approach to teaching STEM subjects that incorporates artistic skills like creative thinking and design. [1][2] The name derives from the acronym STEM, with an A added to stand for arts. STEAM programs aim to teach students innovation, to think critically, and to use engineering or technology in imaginative designs or ...

  6. Sarah E. Goode - Wikipedia

    en.wikipedia.org/wiki/Sarah_E._Goode

    Sarah E. Goode was the fourth African American woman known to have received a US patent. The first and second were Martha Jones of Amelia County, Virginia, for her 1868 corn-husker upgrade [23] and Mary Jones De Leon of Baltimore, Maryland, for her 1873 cooking apparatus. [24][25] Judy W. Reed’s dough roller was the third, patented in 1884 ...

  7. Ivanka Trump, Secretary of Education Betsy DeVos celebrate ...

    www.aol.com/article/news/2017/03/28/ivanka-trump...

    The museum hosted the event in collaboration with the Department of Education and NASA to celebrate Women's History Month.

  8. Steam engine - Wikipedia

    en.wikipedia.org/wiki/Steam_engine

    A steam locomotive from East Germany. This class of engine was built in 1942–1950 and operated until 1988. A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a cylinder.

  9. Timeline of steam power - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_steam_power

    Watt secures further patents in this year and 1784. 1783 ( 1783 ) : Watt builds his first "double acting" engine, which admits steam so as to alternately act on one side of the piston then on the other, and the introduction of his parallel motion linkage allows the transmission of the power of the piston motion to be transmitted to the beam on ...