The year 1646 in

science Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. Modern science is typically divided into twoor threemajor branches: the natural sciences, which stu ...

and

technology Technology is the application of Conceptual model, conceptual knowledge to achieve practical goals, especially in a reproducible way. The word ''technology'' can also mean the products resulting from such efforts, including both tangible too ...

involved some significant events.

Technology

Pascal's law Pascal's law (also Pascal's principle or the principle of transmission of fluid-pressure) is a principle in fluid mechanics that states that a pressure change at any point in a confined incompressible fluid is transmitted throughout the fluid su ...

, a law of

hydrostatics Hydrostatics is the branch of fluid mechanics that studies fluids at hydrostatic equilibrium and "the pressure in a fluid or exerted by a fluid on an immersed body". The word "hydrostatics" is sometimes used to refer specifically to water and ...

is developed, stating that, in a perfect fluid, the pressure exerted on it anywhere is transmitted equally.

Publications

* Dr

Thomas Browne Sir Thomas Browne ( "brown"; 19 October 160519 October 1682) was an English polymath and author of varied works which reveal his wide learning in diverse fields including science and medicine, religion and the esoteric. His writings display a d ...

's ''

Pseudodoxia Epidemica ''Pseudodoxia Epidemica: or, Enquiries into very many received tenents and commonly presumed truths'', also known simply as ''Pseudodoxia Epidemica'' or ''Vulgar Errors'', is a work by the English polymath Thomas Browne, challenging and refuti ...

'' is published in

London London is the Capital city, capital and List of urban areas in the United Kingdom, largest city of both England and the United Kingdom, with a population of in . London metropolitan area, Its wider metropolitan area is the largest in Wester ...

, introducing the words ''

electricity Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwel ...

'', ''

medical Medicine is the science and Praxis (process), practice of caring for patients, managing the Medical diagnosis, diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, ...

'', ''

pathology Pathology is the study of disease. The word ''pathology'' also refers to the study of disease in general, incorporating a wide range of biology research fields and medical practices. However, when used in the context of modern medical treatme ...

'', ''

hallucination A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality. They are distinguishable from several related phenomena, such as dreaming ( REM sleep), which does not involve wakefulness; pse ...

'' and ''

computer A computer is a machine that can be Computer programming, programmed to automatically Execution (computing), carry out sequences of arithmetic or logical operations (''computation''). Modern digital electronic computers can perform generic set ...

'' to the

English language English is a West Germanic language that developed in early medieval England and has since become a English as a lingua franca, global lingua franca. The namesake of the language is the Angles (tribe), Angles, one of the Germanic peoples th ...

and casting doubt on the theory of

spontaneous generation Spontaneous generation is a superseded scientific theory that held that living creatures could arise from non-living matter and that such processes were commonplace and regular. It was hypothesized that certain forms, such as fleas, could ...

Births

* April 20 –

Charles Plumier Charles Plumier (; 20 April 1646 – 20 November 1704) was a French botanist after whom the frangipani genus '' Plumeria'' is named. Plumier is considered one of the most important of the botanical explorers of his time. He made three botanizing ...

, French

botanist Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...

(died

1704 In the Swedish calendar it was a leap year starting on Friday, one day ahead of the Julian and ten days behind the Gregorian calendar. Events January–March * January 7 – Partial solar eclipse, Solar Saros 146, is visible i ...

) * July 1 –

Gottfried Leibniz Gottfried Wilhelm Leibniz (or Leibnitz; – 14 November 1716) was a German polymath active as a mathematician, philosopher, scientist and diplomat who is credited, alongside Isaac Newton, Sir Isaac Newton, with the creation of calculus in ad ...

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

scientist and

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

(died

1716 Events January–March * January 16 – The application of the Nueva Planta decrees to Catalonia make it subject to the laws of the Crown of Castile, and abolishes the Principality of Catalonia as a political entity, conclud ...

)

Deaths

* November 29 –

Laurentius Paulinus Gothus Laurentius Paulinus Gothus (10 November 1565 – 29 November 1646) was a Swedish theologian, astronomer and Archbishop of Uppsala. Biography Gothus was born Lars Paulsson at Söderköping in Östergötland County, Sweden. In 1588, Gothus travel ...

, Swedish theologian and

astronomer An astronomer is a scientist in the field of astronomy who focuses on a specific question or field outside the scope of Earth. Astronomers observe astronomical objects, such as stars, planets, natural satellite, moons, comets and galaxy, galax ...

(born

1565 Year 1565 ( MDLXV) was a common year starting on Monday of the Julian calendar. Events January–March * January 3 – In the Tsardom of Russia, Ivan the Terrible originates the oprichnina (repression of the boyars (aristocrats) ...

)

References

{{reflist 17th century in science 1640s in science