An observer is one who engages in
observation
Observation in the natural sciences is an act or instance of noticing or perceiving and the acquisition of information from a primary source. In living beings, observation employs the senses. In science, observation can also involve the percep ...
or in watching an experiment.
Observer may also refer to:
Fiction
*
''Observer'' (novel), a 2023 science fiction novel by Robert Lanza and Nancy Kress
*
''Observer'' (video game), a cyberpunk horror video game
*
Observer (''Mystery Science Theater 3000''), a fictional television character
* Observers,
beings in the television show ''Fringe''
Music
* "Observer", a song by Gary Numan on his album ''
The Pleasure Principle''
* "The Observer", a track from The Flaming Lips' 1999 album ''
The Soft Bulletin''
* The Observers, an alternative name for reggae session band
Soul Syndicate
Publications
* ''
The Observer
''The Observer'' is a British newspaper published on Sundays. First published in 1791, it is the world's oldest Sunday newspaper.
In 1993 it was acquired by Guardian Media Group Limited, and operated as a sister paper to ''The Guardian'' ...
'', a UK Sunday newspaper & magazine
*
''The Observer'' (disambiguation), multiple publications including newspapers, magazines & fiction
* ''The APS Observer'', a member magazine of the
Association for Psychological Science
The Association for Psychological Science (APS), previously the American Psychological Society, is an international non-profit organization whose mission is to promote, protect, and advance the interests of scientifically oriented psychology in r ...
(APS)
Science and technology
*
Observer (general relativity)
*
Observer (quantum physics)
Some interpretations of quantum mechanics posit a central role for an observer of a quantum phenomenon. The quantum mechanical observer is tied to the issue of Observer effect (physics)#Quantum mechanics, observer effect, where a measurement necess ...
*
Observer (special relativity)
*
Observer (meteorological)
*
Observer pattern
In software design and software engineering, the observer pattern is a software design pattern in which an object, called the ''subject'' (also known as ''event source'' or ''event stream''), maintains a list of its dependents, called observers (a ...
, a design pattern used in computer programming
*
State observer in control theory, a system that models a real system in order to provide an estimate of its internal state
Other uses
* The Observer type in the
Enneagram of Personality model
*
Donald Alaster Macdonald (1859–1932), Australian journalist who wrote under the pseudonym 'Observer'
See also
*
Observer effect (disambiguation)
*
National Observer (disambiguation), a variety of publications
*
The Observer (disambiguation)
*
United Nations Military Observer
*
{{disambiguation