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810 articles found
Education
Why did students tutored one-to-one outscore 98% of an ordinary class? This piece explains Bloom’s 2 sigma problem: the three teaching methods Bloom compared in 1984, what standard
Economics
Gross domestic product (GDP) is one of the most important indicators in modern economics, used to measure the size and growth of a country's economy. By capturing the sum of a coun
Food & nutrition
Dieting is considered an important issue for many people today, and various methods have been proposed for losing weight and maintaining health. However, improper dieting methods n
Earth science
Gravity is an essential part of our everyday lives and one of the fundamental forces of the universe. Through gravity, we pull objects toward the ground, and it affects everything
Chemistry
Chemical catalysts are essential substances for accelerating chemical reactions or optimizing reaction conditions. Catalysts can maximize reaction efficiency without being consumed
General knowledge
Why does a contract worth hundreds of millions of won pass in minutes while the office coffee takes an hour? This article explains Parkinson’s Law of Triviality, why people talk mo
Design
The Gestalt principles describe how the eye groups scattered visual elements by cues such as proximity, similarity and continuity and reads them as a whole. This piece covers their
Education
Formative assessment checks what students know and don't know while learning is still underway, and uses the results to improve both teaching and learning. We look at where the ter
Library & information science
Information foraging theory, developed by Peter Pirolli and Stuart Card at Xerox PARC, explains how people search for information the way animals hunt for food. This article covers
Design
The Von Restorff Effect is the principle that among similar items, the one that differs is remembered best. This piece covers Hedwig von Restorff’s 1933 experiment, four contrast d
Design
Design has established itself as an essential element that goes beyond visual features to communicate a brand’s identity and values. In today’s business environment, companies seek
Design
Dieter Rams’ Ten Principles for Good Design sum up, in ten sentences, the idea that design is not decoration but the work of making things useful, understandable and long-lasting.
