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776 articles found
Journalism & communication
Why does a friend’s recommendation often sway us more than an ad? This article explains Lazarsfeld’s two-step flow theory—how media messages reach opinion leaders first and then sp
Food & nutrition
In modern society, health has become our most important asset, and various ways to maintain and improve personal health are therefore attracting attention. In particular, superfood
Logistics
When dealing with international trade or shopping directly from overseas, you often encounter three-letter English abbreviations such as FOB, CIF, and DDP. These are Incoterms (Int
Statistics
If a coin lands heads five times in a row, will the next toss be tails? This article explains the gambler's fallacy, the belief that past results change what comes next, along with
Journalism & communication
Why does the world feel more dangerous after hours of news and crime dramas? This article explains cultivation theory, which holds that long-term, heavy media exposure gradually sh
Logistics
The hub-and-spoke model gathers cargo from many origins at a central hub, sorts it by destination, and sends it back out to each region. This piece covers how it compares with poin
Economics
If you had a worn, crumpled bill and a crisp new one in your wallet, which would you hand over first? This article explains Gresham's Law, the idea that bad money drives out good:
Chemistry
A flame test identifies metal elements by the unique color of light they emit in a flame. This piece covers how the colors arise, Bunsen and Kirchhoff’s spectroscopy, fireworks, an
Tourism studies
Cohen’s Tourist Typology sorts travelers into four types depending on how much they seek familiarity or novelty. This article covers the environmental bubble, the traits of the fou
Statistics
This article explains the concept and definition of variables in statistics, the difference between independent and dependent variables with examples from various fields, the disti
Design
Graphic design goes beyond simply creating visually appealing images: it plays an important role in communicating clear, powerful messages and maximizing brand value. Today's desig
Social welfare
The National Pension system has firmly established itself as an important social security system that provides security in old age in modern society. It provides people with an eco
