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810 articles found
Journalism & communication
"The medium is the message" is Marshall McLuhan's 1964 claim that we should look at the medium itself before the content it carries. This article explains what the phrase means, Mc
Economics
Can rebuilding after a disaster or war really make a society richer? This piece explains the broken window fallacy through Frédéric Bastiat’s 1850 parable of the seen and the unsee
Statistics
Analysis of variance (ANOVA, Analysis of Variance) is one of the essential analytical techniques in statistics and is widely used across many fields. By testing differences in the
Business administration
Why does performance often jump right after a new management practice is introduced, only to slip back later? This article explains the Hawthorne effect: its definition and the ori
Statistics
The friendship paradox is the phenomenon in which most people's friends have, on average, more friends than they do. This article explains why it happens with a simple calculation,
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
Information technology
The Two Generals’ Problem is a thought experiment showing that, over a channel where messages can be lost, two parties can never be completely certain they have agreed to act toget
Journalism & communication
Every morning, when we turn on our smartphones, we encounter a flood of news articles, real-time search rankings, and social media trending tabs. On some days, a particular politic
Design
Every color we use in daily life has its own reasons and hidden psychology. This guide covers red, orange, yellow, green, blue, purple, brown, gray, white, and black, explaining th
Economics
The law of diminishing marginal utility describes how the extra satisfaction from getting one more of something keeps shrinking. We look at what marginal utility means, how the ide
Library & information science
This time, on the subject of an important concept in cataloging within resource organization theory (information organization theory), authority, I would like to prepare some mater
Education
Scaffolding is a teaching strategy that gives learners temporary support for tasks they cannot yet do alone and gradually removes it as their abilities grow. This article covers it
