Physics
When a Small Force Becomes a Big Sway: Resonance
Why does a swing go higher and higher when you push it in rhythm? This article explains what resonance and natural frequency mean, how the swaying grows, its uses in musical instru
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810 articles found
Chemistry
The Power of Organic Chemistry in Driving Modern Science and Industry
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
Information technology
A Comprehensive Guide to CSS Properties for Website Styling
This time, I would like to put together material on CSS, a language essential for styling websites. This material will provide an overview of the CSS properties needed for web deve
Economics
Better Off Sharing Even When You Excel at Everything: Comparative Advantage
Comparative advantage is the principle that each party gains by specializing in what it can produce at a lower opportunity cost than others. This article covers the basic concept,
Design
Design That Shows You What to Do: Affordance
Affordance is the relationship in which an object’s physical and perceptual characteristics suggest what actions a user can take. This article covers its origins, perceived afforda
Library & information science
The Concept and Stages of SQ3R, an Effective Reading Method
This time, I would like to introduce SQ3R, a step-by-step technique for effective reading. SQ3R is a reading method consisting of five stages: surveying, questioning, reading, memo
Statistics
An Easy Guide to Understanding Reliability and Validity
Reliability and validity always come up when studying surveys in statistics, marketing, or opinion polling. This guide uses two illustrated examples, shooting and makeup, to make t
Education
Adults Learn Differently: Andragogy
Andragogy is the art and science of helping adults learn. This article covers how the idea emerged, Malcolm Knowles’s six assumptions about adult learners, examples from everyday l
Psychology
The Illusion That Everyone Is Watching Me: The Spotlight Effect
Have you ever felt that everyone notices only your mistakes? This article explains what the spotlight effect is, the T-shirt experiment, why the illusion arises, everyday examples,
Psychology
The Trap of Words That Fit Everyone: The Barnum Effect
The Barnum effect is our tendency to accept vague personality descriptions that fit almost anyone as accurate analyses of ourselves. This piece covers where the name came from, P.
Chemistry
The Force That Restores Balance: Le Chatelier's Principle
Le Chatelier's principle states that when a system at chemical equilibrium is disturbed by a change in concentration, pressure, or temperature, the equilibrium shifts in the direct
Design
Planning and Analysis Methods for UI / UX Design
Modern digital products and services place importance on user experience and satisfaction, and the importance of UI(User Interface) and UX(User Experience) design is emphasized as