Influential Scientists: Pauling, von Neumann, Levi-Montalcini
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Questions and Answers

Which scientist made significant contributions to understanding the structure of ionic crystals?

  • Linus Pauling (correct)
  • John von Neumann
  • Rita Levi-Montalcini
  • Wendell Stanley
  • Who is credited with developing the first computer-based weather predictions?

  • John von Neumann (correct)
  • Jonas Salk
  • Lyman Spitzer Jr.
  • Ruby Payne-Scott
  • Which scientist's work was instrumental in the development of a polio vaccine?

  • Wendell Stanley
  • Robert Edwards
  • Lyman Spitzer Jr.
  • Jonas Salk (correct)
  • Who pioneered the concept of space telescopes?

    <p>Lyman Spitzer Jr. (C)</p> Signup and view all the answers

    Which scientist was awarded the Nobel Prize for their research on the tobacco mosaic virus?

    <p>Wendell Stanley (A)</p> Signup and view all the answers

    Who developed techniques for in vitro fertilization (IVF)?

    <p>Robert Edwards (A)</p> Signup and view all the answers

    What scientist determined the structure of carbon atoms in benzene?

    <p>Kathleen Lonsdale (C)</p> Signup and view all the answers

    What did Rita Levi-Montalcini discover that led to her being awarded the Nobel Prize?

    <p>Nerve growth factors (C)</p> Signup and view all the answers

    Who made significant contributions to the design and development of early high-speed electronic digital computers?

    <p>John von Neumann (A)</p> Signup and view all the answers

    Which scientist made pioneering measurements of radio emissions from the Sun and stars?

    <p>Ruby Payne-Scott (A)</p> Signup and view all the answers

    Flashcards

    Linus Pauling

    Chemist and Nobel laureate known for quantum mechanics and chemical bonding.

    Quantum Mechanics

    A fundamental theory in physics describing the physical properties of nature at the scale of atoms and subatomic particles.

    John von Neumann

    Pioneer in computer science and created early digital computers and weather models.

    Nerve Growth Factors

    Proteins that play a crucial role in the growth and survival of neurons.

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    Wendell Stanley

    Discovered molecular structure of viruses and won a Nobel Prize for tobacco mosaic virus research.

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    Ruby Payne-Scott

    First female radio physicist in Australia, developed methods to measure radio emissions.

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    Polio Vaccine

    First safe vaccine developed by Jonas Salk, significantly reducing polio cases.

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    Space Telescopes

    Conceptualized by Lyman Spitzer Jr. to observe celestial bodies beyond Earth's atmosphere.

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    In Vitro Fertilization (IVF)

    Medical procedure to aid pregnancy developed by Robert Edwards.

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    Kathleen Lonsdale

    Pioneered X-ray crystallography and determined benzene's carbon structure.

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    Study Notes

    Linus Pauling

    • Chemist Linus Pauling, born in Portland, Oregon, won two Nobel Prizes - one for Chemistry and one for Peace
    • He attempted to mediate conflicts between the US and Vietnam
    • His book "The Nature of the Chemical Bond" is influential
    • He established rules for ionic crystal structure
    • He described how atomic orbitals combine in covalent compounds

    John von Neumann

    • Hungarian-born mathematician, known for his contributions to early digital computers
    • Developed early high-speed electronic digital computers
    • Developed the von Neumann architecture, a model for computers to store programs and data
    • Involved in the first computer-based weather predictions with American meteorologist Jule Charney.

    Rita Levi-Montalcini

    • Faced challenges due to her gender but became successful in her studies
    • Made significant discoveries about nerve growth factors (NGFs). Subsequently, studied medicine at the University of Turin
    • Became a professor at Washington University
    • Demonstrated that NGFs were crucial in various diseases, including Alzheimer's and cancer.
    • Shared the 1986 Nobel Prize in Physiology or Medicine for her work on NGFs with Stanley Cohen.

    Wendell Stanley

    • Determined the molecular structure of viruses via X-ray diffraction.
    • Shared the 1946 Nobel Prize in Chemistry for his research on the tobacco mosaic virus.
    • Contributed to the development of a vaccine against influenza.
    • His understanding of viruses helped in developing a polio vaccine.

    Ruby Payne-Scott

    • Australian radio physicist who worked in the 1940s and 1950s.
    • One of the few women in radiophysics.
    • Worked for the Radiophysics Laboratory at the University of Sydney.
    • Contributed to radar development for Australia's coastline, and developed means to measure radio emissions from the Sun and stars.

    Jonas Salk

    • American virologist who developed the first safe and effective polio vaccine.
    • The vaccine used killed viruses, avoiding live viruses.
    • This vaccine led to the large-scale vaccination of millions against polio.
    • His vaccine was successful but not effective in the long run

    Lyman Spitzer Jr.

    • US astrophysicist who first conceived the idea of space telescopes
      • Created the concept and proposed that telescopes could be placed in space.
    • Successfully campaigned for funding for the Hubble Space Telescope, addressing concerns about detecting non-visible radiation in Earth's atmosphere

    Robert Edwards

    • British physiologist who developed the "test-tube" pregnancy techniques.
    • Created the right conditions for egg fertilization outside the womb.
    • Collaborated with surgeon Patrick Steptoe
    • His work culminated in the first "test-tube baby" in 1978.
    • Awarded the Nobel Prize in Physiology or Medicine in 2010.

    Kathleen Lonsdale

    • Worked under William Henry Bragg at the Royal Institution, London.
    • Developed X-ray techniques for studying chemical compound structures.
    • Determined that benzene atoms have a hexagonal ring arrangement.
    • Became a fellow of the Royal Society, making her one of the first women admitted

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    Description

    Explore the remarkable contributions of Linus Pauling, John von Neumann, and Rita Levi-Montalcini. Discover Pauling's work in chemistry and peace, von Neumann's pivotal advancements in computing, and Levi-Montalcini's groundbreaking research on nerve growth factors. This quiz highlights their legacies and influence on science and technology.

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