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810 articles found
Food & nutrition
Maintaining a healthy lifestyle requires considering various factors. Among them, cholesterol management plays an important role in heart health and overall physical health. High c
Business administration
An introduction to the blue ocean and red ocean, two basic concepts for understanding market environments, plus the purple ocean that combines them, explained through examples from
Earth science
El Niño and La Niña are climate phenomena that arise from complex interactions between the atmosphere and the ocean, significantly influencing climate and weather patterns worldwid
Library & information science
A close look at the structure of MARC, the format libraries use for cataloging. Using a real record for the book 'Romance of the Three Kingdoms' (Samgukji) from the National Librar
Chemistry
Electrochemistry is the study of the interaction between chemistry and electricity, an important field that has a profound impact on our everyday lives. It plays a central role in
Logistics
When we picture a huge warehouse, we often think only of seemingly endless floor space. Yet the real innovation in modern logistics begins with the use of vertical space reaching t
Library & information science
Why do a small number of researchers write so many papers? This article covers the inverse square law Lotka identified in 1926, its uses in bibliometrics, and its limits, such as e
Tourism studies
Tourism is an activity in which individuals or groups visit other regions or countries for various purposes, such as relaxation, exploration, and education. These activities are la
Tourism studies
Medical tourism is a phenomenon involving the use of medical services across national borders, including a range of services such as disease treatment, dental care, plastic surgery
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
Film & media
A rolling shutter records an image not all at once but line by line from top to bottom, which is why fast-moving objects and brief flashes can look strangely distorted. This articl
Education
Why did students tutored one-to-one outscore 98% of an ordinary class? This piece explains Bloom’s 2 sigma problem: the three teaching methods Bloom compared in 1984, what standard
