Food & nutrition
The Secret of Deep Flavor: Umami
What is the deep, savory taste that is neither salty nor sweet? This article covers umami from Kikunae Ikeda's discovery to glutamate, inosinate and guanylate, the synergy effect,
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810 articles found
Design
Ten Rules of Thumb for Easy-to-Use Screens: Nielsen’s Usability Heuristics (10 Usability Heuristics for User Interface Design)
Nielsen’s usability heuristics are ten rules of thumb for judging whether a screen is easy and comfortable to use. This article covers how they came about, the ten principles, ever
Robotics
The Easy Things Are the Hardest: Moravec's Paradox
Why can computers beat chess champions yet struggle to pick up a cup? This article covers the origins of Moravec's paradox, its evolutionary explanation, examples from robotics, an
Information technology
Programming (Coding) Syntax Overview - Commonly Used Syntax
Programming (coding) is a language used to give instructions to a computer, and it requires following specific syntax. To this end, this material will cover various syntax elements
Economics
Designing the Future Economy: Macroeconomics and Strategies for Sustained Growth
Macroeconomics plays an important role in understanding the overall state and trends of a national economy. South Korea's economy currently faces various challenges and opportuniti
Social welfare
Everyone's Hour Is Worth the Same: Time Banking
Time banking is a neighborhood service-exchange system in which people earn time credits for the hours they spend helping others and use those credits to get help when they need it
Tourism studies
Even Seeing Is Learned: The Tourist Gaze
When we travel, are we really free to see as we like? This article explains the tourist gaze described by John Urry, covering its meaning and origins, how media and photography sha
Statistics
The Core of Data Analysis: Null Hypothesis vs. Alternative Hypothesis
What the null and alternative hypotheses are, how to set them up for hypothesis testing, how significance level and statistical power shape the results, and three worked examples f
Journalism & communication
The History and Development of Korean Media (From Ancient Times to the Present)
Korean media have developed in various forms over thousands of years. From ancient records and medieval methods of communication to modern digital media, the history of Korean medi
General knowledge
The Older It Is, the Longer It Lasts: The Lindy Effect
Why do things that have already lasted a long time tend to last even longer? This article explains where the name Lindy Effect came from, what kinds of things it applies to, how to
Earth science
El Niño and La Niña - The Impacts and Scientific Understanding of Climate Phenomena
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
The History of Books: A Journey of Wisdom and Knowledge
Books are considered one of the most important tools for spreading and advancing human knowledge. The history of books also provides vivid evidence of how humanity's wisdom and exp