Philosophy › Renaissance & the new science
The Scientific Revolution
1543–1687· Event· Knowledge, logic & science
Well documentedSolid records, texts or physical evidence.
The period from Copernicus (1543) to Newton (1687) when mathematics and experiment replaced Aristotle's account of nature.
See it on the Philosophy map →The idea
The idea: nature runs on mathematical laws that observation and experiment can uncover, not on the purposes Aristotle saw in things. Copernicus put the Sun at the center; Kepler found elliptical orbits; Galileo turned a telescope on the sky and measured falling bodies; Harvey showed the blood circulates (1628). Bacon and Descartes proposed new methods. Newton's Principia (1687) explained motion on earth and in the heavens with one law of gravity. New bodies, like London's Royal Society (1660), tested claims by experiment.
Why it matters
It created modern science and the expectation of progress, and forced philosophers to ask how knowledge works, driving the Enlightenment debates between empiricists and rationalists.
Where it comes from
The founding texts survive, from Copernicus (1543) and Galileo's Starry Messenger (1610) to Newton's Principia (1687), along with letters, notebooks and Royal Society records.
Still debated
Historians debate whether it was a sudden revolution or a gradual change with medieval roots, and why it happened in Europe rather than China or the Islamic world.
Inside this (3)
Connections (6)
▸Ockham's razor became a working rule of The Scientific RevolutionMostly agreed
The connection
Early modern scientists treated simplicity as a guide to truth. Copernicus praised his system for its harmony and economy; Galileo wrote that nature does not use many means where few suffice; and Newton's first rule of reasoning says to admit no more causes than are true and sufficient to explain the appearances.
When and how
Europe, 1543–1687; Newton's 'Rules of Reasoning in Philosophy' appear in the Principia, given that title in its second edition of 1713.
How sure are we?
The principle appears in the scientists' own words, notably Newton's Rule I; whether it came from Ockham specifically, rather than a long tradition, is less certain.
Debates and open questions
Historians debate whether scientists were following Ockham or just common sense, and whether simplicity reflects nature or only our convenience.
▸Copernicus, On the Revolutions of the Heavenly Spheres launched The Scientific RevolutionWell documented
The connection
By putting the Sun at the center, Copernicus made Aristotle's physics, built for a motionless Earth, unworkable. If Earth moves, why don't things fly off it? Answering such questions forced a new physics. Kepler, Galileo and Newton built on his system, and 1543 is conventionally taken as the revolution's start.
When and how
Nuremberg, 1543, printed by Johannes Petreius after the young mathematician Rheticus persuaded Copernicus to publish.
How we know
Kepler, Galileo and Newton all cite Copernicus, and Kepler's New Astronomy (1609) builds explicitly on his system.
Debates and open questions
Historians debate whether 'launched' overstates it: few accepted his system for decades, and Vesalius's anatomy, also 1543, is another proposed starting point.
▸Francis Bacon and the scientific method gave a method to The Scientific RevolutionWell documented
The connection
Bacon argued that science should be a collective, organized enterprise of experiments and careful records, aimed at practical benefit. His New Atlantis imagined a research institute, Salomon's House. The founders of London's Royal Society explicitly adopted his program, and his stress on experiment and data shaped English science.
When and how
London; Bacon's writings date from 1605 to 1626, and the Royal Society, founded in 1660 by Robert Boyle, John Wilkins, Christopher Wren and others, carried the program forward.
How we know
Thomas Sprat's History of the Royal Society (1667) hails Bacon as its inspiration, and its frontispiece shows his portrait.
Debates and open questions
Historians debate how much his method shaped actual discoveries; Galileo and Newton relied heavily on mathematics, which Bacon underrated.
▸The Scientific Revolution led to The EnlightenmentWell documented
The connection
Newton's laws showed that a few principles explain the motion of everything from apples to planets. Enlightenment thinkers hoped the same method of reason and evidence could reform religion, morality, economics and government. Voltaire and Émilie du Châtelet spread Newton in France, and 'Newtonian' became shorthand for rational progress.
When and how
Newton's Principia, London, 1687; Voltaire's Letters on the English (1733–34); du Châtelet's French translation of the Principia (published 1759).
How we know
Enlightenment writers invoke Newton explicitly: Hume aimed to be a Newton of the mind, and d'Alembert's preface to the Encyclopédie (1751) honors Bacon, Newton and Locke.
Debates and open questions
Historians debate how well most reformers understood the science, and how far 'science' served as borrowed prestige for political arguments.
▸The Scientific Revolution informed, via Jesuit books, Silhak (Practical Learning) and Jeong Yak-yong (Dasan)Mostly agreed
The connection
Jesuit missionaries in Beijing translated Western astronomy, maps and mathematics into Chinese. Korean envoys brought these books home, and Silhak scholars such as Yi Ik and Hong Dae-yong (홍대용) used them to question old cosmology; Hong argued that the Earth rotates and that China is not the center of the world.
When and how
Matteo Ricci's world map (1602) reached Korea by 1603 with returning envoys; Hong Dae-yong visited Beijing and its Jesuit astronomers in 1765–66.
How sure are we?
Yi Ik's Seongho saseol discusses Western astronomy and Ricci's writings, and Hong's dialogue Uisan mundap (c. 1766) argues for a rotating Earth.
Debates and open questions
How much Western learning shaped Silhak, versus internal Korean reform currents, is debated; after the 1801 anti-Catholic persecution, Western books became dangerous to own.
▸Thomas Kuhn, The Structure of Scientific Revolutions reinterpreted The Scientific RevolutionWell documented
The connection
Kuhn's first book, The Copernican Revolution (1957), studied the move from an Earth-centered to a Sun-centered universe. He argued it was not a simple triumph of evidence: Copernicus's system was no more accurate at first, and the change brought new standards and worldviews. That case became his model of a paradigm shift.
When and how
Harvard, 1947, where Kuhn, a physics graduate student, read Aristotle's physics and realized it was a coherent worldview, not bad Newton.
How we know
Kuhn recounted the Aristotle episode in later essays, and both The Copernican Revolution (1957) and Structure (1962) use 16th- and 17th-century cases throughout.
Debates and open questions
Historians debate whether the Scientific Revolution was one revolution at all; many now see a gradual, patchy change, which complicates Kuhn's model too.