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740 articles found
Education
Bloom’s Taxonomy is a framework that arranges the thinking skills a lesson aims to develop in order, from the easiest level to the hardest. This article covers what it is, the orig
Tourism studies
Staged authenticity is the idea that tourist destinations present a version of local life arranged to look genuine to visitors. This article covers the basic concept, the six stage
Economics
Comparative advantage is the principle that each party gains by specializing in what it can produce at a lower opportunity cost than others. This article covers the basic concept,
Business administration
The Peter Principle is the claim that in a hierarchy, people tend to be promoted until they reach a position where their incompetence shows. This article covers its basic definitio
Chemistry
Chirality is the property of an object or molecule that cannot be superimposed on its own mirror image. This article covers the basic definition of chirality, how mirror-image mole
Statistics
In many naturally occurring sets of numbers, smaller leading digits appear far more often: about 30.1% start with 1, and only about 4.6% with 9. This article explains the definitio
Earth science
Why can one side of a mountain range be cool and damp while the other is hot and dry? This article explains the foehn effect: how air changes temperature as it rises and descends o
Information technology
Why have computers kept getting smaller, faster, and cheaper for more than half a century? This article explains Moore’s Law: how it began, what it really means, how it changed the
General knowledge
Major accidents rarely happen “suddenly”; they are usually preceded by many small warning signs. This article explains Heinrich’s Law (the 1:29:300 rule), its domino theory, later
Film & media
When two people face each other in conversation on screen, we never lose track of who is sitting where, thanks to a filmmaking convention known as the 180-degree rule. This article
Journalism & communication
Why do we pick the media we do? Uses and Gratifications Theory, systematized in the 1970s by Elihu Katz, Jay Blumler, and others, sees people not as passive receivers of messages b
Psychology
Why do unfinished tasks linger in our minds longer than completed ones? This article explains the Zeigarnik Effect: its origins, how memory and psychological tension work together,
