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810 articles found
Statistics
Public opinion polls are powerful tools for collecting and analyzing our thoughts and opinions in modern society. They play an important role across politics, the economy, and soci
General knowledge
The Guinness Book of Records, officially known as Guinness World Records, is a chronicle that brings together the world's most diverse records, reflecting humanity's tireless spiri
Film & media
The Kuleshov Effect is the phenomenon in which viewers create new meaning and emotion on their own when the same shot is joined to different shots. This article covers the concept
Physics
Why does a swing go higher and higher when you push it in rhythm? This article explains what resonance and natural frequency mean, how the swaying grows, its uses in musical instru
Logistics
How did the milk run, in which one truck visits several suppliers in turn, come about? This article explains where the name comes from, how it works, how it is used in production a
Statistics
Standard deviation plays an important role in describing data variability and is an essential concept used in a wide range of practical situations. In data analysis and decision-ma
Psychology
Where does the feeling that nothing you do will work come from? This article covers Seligman's experiments, attributional style, how neuroscience overturned the explanation in 2016
Psychology
Self-efficacy is the belief that an individual can achieve a goal in a particular situation, and it has an important influence on the individual's behavior, emotions, and overall q
General knowledge
Chesterton’s Fence is the principle that you shouldn’t remove a rule or custom until you understand why it exists. This piece covers its origin in G. K. Chesterton’s 1929 essay, th
Social welfare
Productive welfare is a new paradigm in social welfare that pursues individual self-reliance and social inclusion simultaneously, with sustainable development as its goal. As vario
Physics
The Foucault Pendulum is a device that shows the Earth's rotation with your own eyes: a heavy bob on a very long wire whose plane of swing slowly turns relative to the ground. We l
Food & nutrition
Caffeine is one of the most commonly consumed stimulants in modern society and is found in various foods and beverages, including coffee, tea, and chocolate. Many people start thei
