A principle is a fundamental truth or proposition that serves as the foundation for a system of beliefs or behavior or a chain of reasoning. That is a...

The uncertainty principle, also known as Heisenberg's indeterminacy principle, is a fundamental concept in quantum mechanics. It states that there is...

The Peter principle is a concept in management developed by Laurence J. Peter which observes that people in a hierarchy tend to rise to "a level of respective...

Bernoulli's principle is a key concept in fluid dynamics that relates pressure, speed and height. Bernoulli's principle states that an increase in the...

The Pareto principle (also known as the 80/20 rule, the law of the vital few and the principle of factor sparsity) states that for many outcomes, roughly...

Archimedes' principle (also spelled Archimedes's principle) states that the upward buoyant force that is exerted on a body immersed in a fluid, whether...

problem-solving principle that recommends searching for explanations constructed with the smallest possible set of elements. It is also known as the principle of parsimony...

is a design principle first noted by the U.S. Navy in 1960. First seen partly in American English by at least 1938, the KISS principle states that most...

The superposition principle, also known as superposition property, states that, for all linear systems, the net response caused by two or more stimuli...

The Principle is a 2014 American independent film produced by Rick DeLano and Robert Sungenis. It rejects the Copernican principle and supports the long-superseded...