You are browsing the English interface. Articles without a published translation are clearly marked and open in Korean.
810 articles found
Physics
Polarization of light is the state in which light’s vibrations are lined up in one direction. This article covers how polarization works, including Malus’s law, the three ways ligh
Logistics
Inventory turnover shows how many times a business sells through and restocks its average inventory in a period. This article covers the concept, the formula with a worked example,
Psychology
The cocktail party effect is our ability to focus on one voice amid many overlapping sounds while still reacting to important information, such as our own name, in the sounds we ar
Business administration
The experience curve is the phenomenon in which the cost of making one unit falls by a fixed percentage every time cumulative production doubles. This piece covers its origins, fro
Education
Special education is an educational program designed for students who have special educational needs related to their individual learning abilities, physical abilities, sensory abi
Statistics
Data analysis has become an important tool in the modern business environment. In particular, data correlation analysis plays a key role in understanding relationships among multip
General knowledge
Betteridge's law of headlines is the adage that any headline ending in a question mark can almost always be answered with a single word: no. This article covers how the law came ab
Economics
The Jevons paradox is the phenomenon in which improving the efficiency of resource use ends up increasing total consumption. This piece covers its origins in Jevons’s The Coal Ques
Physics
Plasma is the 4th state of matter, following solids, liquids, and gases, and is a unique state with electrical and high-temperature characteristics. These characteristics give plas
Social welfare
Productive welfare is a new paradigm in social welfare that pursues individual self-reliance and social inclusion simultaneously, with sustainable development as its goal. As vario
Statistics
A scale assigns numbers to the attributes of people or objects so they can be expressed statistically. This article explains the four types of scales widely used in sociology, psyc
Journalism & communication
How do you write a press release or news article that busy readers will actually take in? This article covers the basics of article writing, the inverted pyramid, pyramid, and diam
