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794 articles found
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
Library & information science
Why do a small number of researchers write so many papers? This article covers the inverse square law Lotka identified in 1926, its uses in bibliometrics, and its limits, such as e
General knowledge
The Nobel Prize is one of the world's most prestigious awards, presented annually to individuals or organizations that have achieved outstanding accomplishments in their respective
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
Earth science
A tsunami is a series of giant, very long waves created when a huge volume of seawater is displaced at once by an undersea earthquake, landslide, or volcanic eruption. This piece c
Logistics
When we picture a huge warehouse, we often think only of seemingly endless floor space. Yet the real innovation in modern logistics begins with the use of vertical space reaching t
Food & nutrition
In modern society, health has become our most important asset, and various ways to maintain and improve personal health are therefore attracting attention. In particular, superfood
General knowledge
Cats are independent and charming animals loved by many people. To gain a deeper understanding of their behavior and characteristics, we need to examine their physiological traits,
Psychology
This time, I would like to put together some material on the concept of memory as an element of psychology. Understanding the content of this material may help with studying and le
Information technology
Cybersecurity has become an essential part of modern information society, with understanding malicious software (Malware) and responding to it playing a central role. Malware is ha
Chemistry
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
Robotics
Unimate, installed at a General Motors plant in New Jersey in 1961, is regarded as the world’s first industrial robot. Learn how it grew from George Devol’s patent, how its hydraul
