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  2. STEM in 30 - Wikipedia

    en.wikipedia.org/wiki/STEM_in_30

    STEM in 30 is a non-commercial online science educational program for middle school students produced by the Smithsonian's National Air and Space Museum in Washington, D.C. The show is hosted by science-educators Marty Kelsey and Beth Wilson. [ 1 ]

  3. Spatiotemporal Epidemiological Modeler - Wikipedia

    en.wikipedia.org/wiki/Spatiotemporal...

    The Spatiotemporal Epidemiological Modeler (STEM) is free software available through the Eclipse Foundation. Originally developed by IBM Research, STEM is a framework and development tool designed to help scientists create and use spatial and temporal models of infectious disease. STEM uses a component software architecture based on the OSGi ...

  4. Aviation Week & Space Technology - Wikipedia

    en.wikipedia.org/wiki/Aviation_Week_&_Space...

    Aviation Week & Space Technology, May 28, 1979. Aviation Week & Space Technology, often abbreviated Aviation Week or AW&ST, is the flagship magazine of the Aviation Week Network, a division of Informa. The weekly magazine is available in print and online, reporting on the aerospace, defense and aviation industries, with a core focus on ...

  5. Scanning transmission electron microscopy - Wikipedia

    en.wikipedia.org/wiki/Scanning_transmission...

    A scanning transmission electron microscope (STEM) is a type of transmission electron microscope (TEM). Pronunciation is [stɛm] or [ɛsti:i:ɛm]. As with a conventional transmission electron microscope (CTEM), images are formed by electrons passing through a sufficiently thin specimen. However, unlike CTEM, in STEM the electron beam is focused ...

  6. Erodium cicutarium - Wikipedia

    en.wikipedia.org/wiki/Erodium_cicutarium

    Erodium cicutarium, also known as common stork's-bill, [2] redstem filaree, redstem stork's bill or pinweed, [citation needed] is a herbaceous annual – or in warm climates, biennial – member of the family Geraniaceae of flowering plants.

  7. Stem rust - Wikipedia

    en.wikipedia.org/wiki/Stem_rust

    The fungal ancestors of stem rust have infected grasses for millions of years and wheat crops for as long as they have been grown. [7] According to Jim Peterson, professor of wheat breeding and genetics at Oregon State University, "Stem rust destroyed more than 20% of U.S. wheat crops several times between 1917 and 1935, and losses reached 9% twice in the 1950s," with the last U.S. outbreak in ...

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