Principia may refer to:
* ''
Philosophiæ Naturalis Principia Mathematica
(English: ''The Mathematical Principles of Natural Philosophy''), often referred to as simply the (), is a book by Isaac Newton that expounds Newton's laws of motion and his law of universal gravitation. The ''Principia'' is written in Lati ...
'', Isaac Newton's three-volume work about his laws of motion and universal gravitation
* Principia ( "primary buildings"), the headquarters at the center of Roman forts ()
*
The Principia
The Principia is an educational institution historically affiliated with Christian Science. It is located on two campuses in the St. Louis, Missouri metropolitan area of the United States. Principia School, located in Town and Country, West S ...
, an educational institution for Christian Scientists in the St. Louis, Missouri, area
**
Principia College
Principia College is a private liberal arts college in Elsah, Illinois. It was founded in 1912 by Mary Kimball Morgan with the purpose of "serving the Cause of Christian Science." Morgan wrote in her book, Education at the Principia that, "Alt ...
, a private four-year college in Elsah, Illinois
** Principia School, a school from early childhood to high school in the St. Louis, Missouri, area
*
''Principia'' (alga), a stem-group coralline alga
* Principia, the former name of
Zope
Zope is a family of free and open-source software, free and open-source World Wide Web, web application servers written in Python (programming language), Python, and their associated online community. Zope stands for "Z Object Publishing Environm ...
, the "Z Object Publishing Environment"
*
2653 Principia
__NOTOC__
Year 653 ( DCLIII) was a common year starting on Tuesday of the Julian calendar. The denomination 653 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe ...
, an asteroid named after Newton's work
*
''The Principia'' (book), by
Emanuel Swedenborg
Emanuel Swedenborg (; ; born Emanuel Swedberg; (29 January 168829 March 1772) was a Swedish polymath; scientist, engineer, astronomer, anatomist, Christian theologian, philosopher, and mysticism, mystic. He became best known for his book on the ...
* ''
Principia Mathematica
The ''Principia Mathematica'' (often abbreviated ''PM'') is a three-volume work on the foundations of mathematics written by the mathematician–philosophers Alfred North Whitehead and Bertrand Russell and published in 1910, 1912, and 1 ...
'', a three-volume work on the foundations of mathematics by Bertrand Russell and Alfred North Whitehead
* ''
Principia Ethica
''Principia Ethica'' is a book written in 1903 by British philosopher G. E. Moore. Moore questions a fundamental pillar of ethics, specifically what the definition of "good" is. He concludes that "good" is indefinable because any attempts to do ...
'', a book on ethics by G. E. Moore
* ''
Principia Discordia
The ''Principia Discordia'' is the first published Discordianism, Discordian religious text. It was written by Greg Hill (Malaclypse the Younger) with Kerry Wendell Thornley (Lord Omar Khayyam Ravenhurst) and others. The first edition was printed ...
'', a Discordian religious text by Greg Hill (Malaclypse the Younger) and Kerry Wendell Thornley (Lord Omar Khayyam Ravenhurst)
* ''Principia'', astronaut
Tim Peake
Major (United Kingdom), Major Timothy Nigel Peake (born 7 April 1972) is a retired British European Space Agency astronaut, Army Air Corps (United Kingdom), Army Air Corps officer and author.
He is the first British ESA astronaut, the second a ...
's mission as part of the Expedition 46 crew of the International Space Station
*
"Principia" (''Agents of S.H.I.E.L.D.''), season 5 episode 13 of Marvel's ''Agents of S.H.I.E.L.D.''
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