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810 articles found
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
Social welfare
In modern society, mental health welfare has become an essential support system. As stress and anxiety increase alongside a rapidly changing social environment, mental health issue
Food & nutrition
Healthy, elastic skin is one of the standards of beauty that many people strive for. This is especially true today, when there is so much interest in looking younger. The protein c
Physics
An object in a fluid is buoyed up by the weight of the fluid it displaces. This piece explains Archimedes’ principle, why buoyancy comes from pressure differences with depth, when
Library & information science
This time, I would like to prepare material on how library systems develop and become automated, along with the advantages and disadvantages of introducing automation. Library auto
Film & media
OTT services let you watch video content on all kinds of devices. This article explains the concept of OTT, SVOD, and AVOD, the market share and rankings of major OTT services in K
Food & nutrition
Maintaining health amid the busy routines of modern society is very important. However, one area that many people overlook is their intake of essential nutrients. Essential nutrien
Information technology
What an API (application programming interface) is, how Korean services such as Naver, Kakao, and the Public Data Portal use APIs, how to get an API key and connect to an API, and
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
Robotics
Grey Walter’s Tortoises were small robots built in the late 1940s by British neurophysiologist William Grey Walter that explored their surroundings on their own using just two vacu
Economics
Some goods sell better the more their prices rise. This article explains the Veblen effect, in which the desire to show off drives up demand, covering its meaning and origins, how
Statistics
Probability distributions are a core concept in statistics and data science. This article covers their basic concepts and history, the main types and their characteristics, their m
