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  2. Year 9 - Wikipedia

    en.wikipedia.org/wiki/Year_9

    Pupils usually either choose or start their options for their GCSE qualifications in Year 9. In Scotland, Year 9 is the equivalent to Second year (S2) where pupils start at the age of 12 or 13 and end at the age of 13 or 14. In Second year pupils pick subjects for Third year. In Northern Ireland, Year 9 is the second year of Secondary education ...

  3. Scientific Revolution - Wikipedia

    en.wikipedia.org/wiki/Scientific_Revolution

    The Scientific Revolution was a series of events that marked the emergence of modern science during the early modern period, when developments in mathematics, physics, astronomy, biology (including human anatomy) and chemistry transformed the views of society about nature.

  4. Portal:History of science - Wikipedia

    en.wikipedia.org/wiki/Portal:History_of_science

    A 12th-century manuscript of the Hippocratic Oath in Greek, one of the most famous aspects of classical medicine that carried into later eras. The history of medicine is both a study of medicine throughout history as well as a multidisciplinary field of study that seeks to explore and understand medical practices, both past and present, throughout human societies.

  5. Science - Wikipedia

    en.wikipedia.org/wiki/Science

    Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology ...

  6. History of science - Wikipedia

    en.wikipedia.org/wiki/History_of_science

    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. [28] [29] [30] Alfred Edward Taylor has characterised lean periods in the advance of scientific discovery as "periodical bankruptcies of science". [31] Science is a human activity, and scientific contributions have ...

  7. Science in the ancient world - Wikipedia

    en.wikipedia.org/wiki/Science_in_the_ancient_world

    Al-Batani's value, 54.5 arc-seconds per year, compares well with the current value of 49.8 arc-seconds per year (26,000 years for Earth's axis to round the circle of nutation). Astronomy and astrology were considered to be the same thing, as evidenced by the practice of this science [clarification needed] in Babylonia by priests