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810 articles found
Food & nutrition
The Atwater general factor system estimates a food’s energy by multiplying each nutrient by a fixed value, such as 4kcal per gram for carbohydrate and protein and 9kcal per gram fo
Library & information science
This time, I would like to put together material on budgets in public libraries. Public library budget preparation is the process of developing, analyzing, and finalizing plans for
Chemistry
Chemiluminescence is the phenomenon in which energy released by a chemical reaction comes out as light instead of heat. This piece covers how excited molecules produce this ‘cold l
Psychology
As many people face stress and uncertainty in modern society, the importance of mental health is being emphasized more than ever. In particular, resilience plays an important role
Film & media
A dolly zoom moves the camera while zooming the lens the opposite way, keeping a person the same size while the background stretches or swells. This piece covers its birth in Hitch
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
Library & information science
This time, I would like to put together some material about the system used to check out and return books at a library. A library's checkout and return system automates its loan-re
Psychology
Intimacy is one of the most important elements in human relationships, significantly influencing an individual's quality of life and social functioning. We interact with various pe
General knowledge
Why does a contract worth hundreds of millions of won pass in minutes while the office coffee takes an hour? This article explains Parkinson’s Law of Triviality, why people talk mo
General knowledge
Cats are independent and charming animals loved by many people. To gain a deeper understanding of their behavior and characteristics, we need to examine their physiological traits,
Business administration
Porter's Five Forces is a framework for judging how profitable an industry is by looking at five pressures around a company. This article covers why it emerged, what the five force
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
