Chemistry
The Reaction That Slowly Eats Away at Iron: Corrosion
Corrosion is the process by which a metal reacts chemically with its surroundings, loses its original properties, and breaks down. This piece covers how iron rusts, what happens wh
Articles to explore
You are browsing the English interface. Articles without a published translation are clearly marked and open in Korean.
810 articles found
Education
Metacognition: The Power of Knowing What You Know
Even when learners study the same materials for the same amount of time, their results differ markedly. In the past, academics often dismissed these differences as simply a matter
Food & nutrition
Why a Cut Apple Changes Color: Enzymatic Browning
Enzymatic browning is the reaction in which enzymes in fruits and vegetables use oxygen to oxidize phenolic compounds into brown pigments. This piece covers how polyphenol oxidase
Library & information science
Understanding the Structure and Principles of MARC (A MARC Analysis)
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
Information technology
How Compilers Work and Optimization Techniques
Compilers are essential to software development, playing the important role of converting source code written by programmers into a form that computers can understand. Compilers go
Chemistry
The Power of Organic Chemistry in Driving Modern Science and Industry
Organic chemistry is a branch of chemistry that studies the structures, properties, and reactions of carbon-based compounds, and it is closely connected to various disciplines, inc
Statistics
Counting the Whole from a Few Serial Numbers: The German Tank Problem
The German tank problem asks how to estimate the total number of sequentially numbered items from the serial numbers of just a few. We look at how the Allies used captured tank ser
Logistics
AWB (Air Waybill): The Access Pass for Logistics in the Sky
When we order something from an online store, it arrives at our doorstep with a shipping label attached. This label contains all the information needed for delivery, including the
Film & media
The Most Beautiful Light of the Day: Magic Hour
Magic hour is the short stretch just after sunrise or just before sunset when light turns red and soft. We look at why the light changes, a landmark example from film history, shoo
Information technology
Confirming the Confirmation Never Ends: The Two Generals’ Problem
The Two Generals’ Problem is a thought experiment showing that, over a channel where messages can be lost, two parties can never be completely certain they have agreed to act toget
Psychology
The Memory of Unfinished Tasks: The Zeigarnik Effect
Why do unfinished tasks linger in our minds longer than completed ones? This article explains the Zeigarnik Effect: its origins, how memory and psychological tension work together,
Psychology
The Trap of Words That Fit Everyone: The Barnum Effect
The Barnum effect is our tendency to accept vague personality descriptions that fit almost anyone as accurate analyses of ourselves. This piece covers where the name came from, P.