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809 articles found
Physics
The universe is a place with a structure so vast and complex that it surpasses our perception and imagination. Various theories have emerged to unravel the secrets hidden within it
Physics
Cherenkov radiation is the cone of light given off when a charged particle moves through a material such as water or glass faster than light travels in that material. Learn how it
Robotics
How does a robot with no map work out both its surroundings and its own position? This piece explains SLAM: the chicken-and-egg problem behind it, its roots in the 1986 IEEE roboti
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
Economics
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
Tourism studies
Why do people travel, and why do they choose a particular place? This article explains the origins of push-pull theory, push factors as travel motives, pull factors as destination
Business administration
This time, I would like to prepare material on the product life cycle, which describes a product's life from its launch through growth and decline. Understanding it can help busine
Tourism studies
Medical tourism is a phenomenon involving the use of medical services across national borders, including a range of services such as disease treatment, dental care, plastic surgery
General knowledge
Poe’s Law is the internet rule of thumb that, without a clear sign of the author’s intent, a parody of extreme views will inevitably be taken as sincere by someone. We look at wher
Economics
The Consumer Price Index (CPI) is one of the key indicators in economics, used to measure changes in consumers' cost of living. This indicator plays an important role in various ar
Film & media
Why do some dialogue scenes feel so natural? This article explains the split edit, which cuts picture and sound at different moments, and the difference between the J-cut, where so
Physics
Relativity is a groundbreaking theory that fundamentally changed the paradigm of physics. Proposed by Albert Einstein, it challenged traditional concepts of time and space. Relativ
