You are browsing the English interface. Articles without a published translation are clearly marked and open in Korean.
810 articles found
Library & information science
Faceted classification divides a subject into non-overlapping aspects and combines their symbols into one class number. This piece covers enumerative versus analytico-synthetic cla
Earth science
A geomagnetic reversal is when Earth’s magnetic north and south poles swap places. This piece covers how Earth’s magnetic field is made, how scientists found traces of past reversa
Earth science
Floods are natural disasters that threaten countless lives and properties around the world every year. Climate change and rapid urbanization are increasing the frequency and intens
Information technology
Considered one of the innovations of modern technology, 3D printers are bringing major changes to industries ranging from manufacturing to medicine, education, and art. 3D printers
Economics
A Pigouvian tax charges an activity that harms others a tax equal to that harm, so market prices reflect the true social cost. Learn about externalities, how the tax corrects the m
Business administration
Why does cannibalization, where a new product eats into an existing product's sales, happen? This article explains what it is and why it occurs, the cases of Apple, Kodak, and Netf
Logistics
What is the secret that lets us buy cosmetics from overseas with a single click online and put imported bananas on our breakfast tables? It is all thanks to a vast logistics system
Economics
The balance of payments (BOP) is a comprehensive statistical indicator that records all financial activities arising from a country's economic exchanges with other countries. This
Statistics
Data analysis plays an essential role in business and research. Insights gained through data analysis play an important role in optimizing decision-making, improving performance, a
Information technology
Gall's Law says that a complex system that works has always evolved from a simple system that worked. We look at where it came from, what its three sentences mean, real examples, a
Statistics
The Will Rogers phenomenon is when moving some members from one group to another raises the averages of both groups. This article covers where the name came from and how it works,
Social welfare
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
