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  2. Nucleic acid double helix - Wikipedia

    en.wikipedia.org/wiki/Nucleic_acid_double_helix

    The double-helix model of DNA structure was first published in the journal Nature by James Watson and Francis Crick in 1953, [6] (X,Y,Z coordinates in 1954 [7]) based on the work of Rosalind Franklin and her student Raymond Gosling, who took the crucial X-ray diffraction image of DNA labeled as "Photo 51", [8] [9] and Maurice Wilkins, Alexander Stokes, and Herbert Wilson, [10] and base-pairing ...

  3. Nature study - Wikipedia

    en.wikipedia.org/wiki/Nature_study

    The nature study movement (alternatively, Nature Study or nature-study) was a popular education movement that originated in the United States and spread throughout the English-speaking world in the late 19th and early 20th centuries. [1] Nature study attempted to reconcile scientific investigation with spiritual, personal experiences gained ...

  4. Thomas J. Bouchard Jr. - Wikipedia

    en.wikipedia.org/wiki/Thomas_J._Bouchard_Jr.

    Thomas J. Bouchard Jr. (born October 3, 1937) is an American psychologist known for his behavioral genetics studies of twins raised apart. He is professor emeritus of psychology and director of the Minnesota Center for Twin and Adoption Research at the University of Minnesota.

  5. Natural history - Wikipedia

    en.wikipedia.org/wiki/Natural_history

    Natural history is a domain of inquiry involving organisms, including animals, fungi, and plants, in their natural environment, leaning more towards observational than experimental methods of study. A person who studies natural history is called a naturalist or natural historian. Natural history encompasses scientific research but is not ...

  6. Nikolai Koltsov - Wikipedia

    en.wikipedia.org/wiki/Nikolai_Koltsov

    Prosecutor Nikolai Krylenko demanded the death sentence for Koltsov (67 of around 1000 arrested people were executed). [2] However, after a personal appeal to Vladimir Lenin by Maxim Gorky Koltsov was released and was restored to his position as the head of the Koltsov Institute of Experimental Biology. [3] Koltsov in Kropotovo biostation, c. 1930

  7. Natural science - Wikipedia

    en.wikipedia.org/wiki/Natural_science

    Natural science is one of the branches of science concerned with the description, understanding and prediction of natural phenomena, based on empirical evidence from observation and experimentation. [1] Mechanisms such as peer review and reproducibility of findings are used to try to ensure the validity of scientific advances.

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  9. History of science - Wikipedia

    en.wikipedia.org/wiki/History_of_science

    The nature of the history of science is a topic of debate (as is, by implication, the definition of science itself). The history of science is often seen as a linear story of progress [27] but historians have come to see the story as more complex.