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810 articles found
Information technology
Kerckhoffs's Principle holds that a cryptographic system should stay secure even if everything except the key is known. This piece covers Auguste Kerckhoffs's 1883 “La Cryptographi
General knowledge
Understanding and caring for a dog's traits and behavior is an important task for every dog owner. This guide covers dogs' physical and physiological characteristics, the distincti
Psychology
Empathy is an essential element in forming and maintaining relationships with others. Empathy goes beyond simple understanding: it is the ability to share another person's emotions
General knowledge
A look at the concept and types of units, how they are used across everyday life and the sciences, and practical examples of converting between units of length, weight, time, tempe
Psychology
The self (ego) is one of the most important concepts in human psychology and a key element in understanding an individual's identity and self-awareness. The self (ego) goes beyond
Film & media
Rack focus shifts the sharp subject within a single shot by changing the lens focus, guiding the viewer's eye without a cut. This article covers how it works, what it says in a sto
Social welfare
The National Pension system has firmly established itself as an important social security system that provides security in old age in modern society. It provides people with an eco
Information technology
Modern society is experiencing rapid technological advances, and wearable devices stand out as an innovative technology bringing significant changes to various aspects of our lives
Statistics
Why do conclusions drawn only from what survived so often mislead us? This article explains survivorship bias: what it is and how it arises, the story of the World War II bombers,
Business administration
In modern society, a company's success depends heavily on the quality of its leadership. Leadership is an important factor in achieving organizational goals, going beyond simply gi
Earth science
The rainy season, which invariably arrives each summer in Korea, affects many people in various ways. It causes inconvenience in daily life and sometimes leads to major disasters.
Social welfare
What if a doctor recommended a choir or a community garden group instead of medicine? This article explains what social prescribing means and how it emerged, how link workers carry
