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810 articles found
Information technology
In modern society, robotics is advancing rapidly, and its role is becoming increasingly important. Although it initially remained at the level of performing simple mechanical movem
Film & media
This time, I would like to put together material on the concept of plot, which is essential to understand when writing scripts or stories for films, TV dramas, novels, and similar
Economics
Engel's law is the empirical rule that as income rises, the share of total spending that goes to food steadily falls. This piece covers the basic concept, the Engel coefficient and
Chemistry
Chemical catalysts are essential substances for accelerating chemical reactions or optimizing reaction conditions. Catalysts can maximize reaction efficiency without being consumed
Chemistry
A supercritical fluid is a substance pushed past its critical point, where the line between liquid and gas disappears. This article explains what the critical point means, the flui
Logistics
Inventory turnover shows how many times a business sells through and restocks its average inventory in a period. This article covers the concept, the formula with a worked example,
General knowledge
The main types of vision problems such as myopia, hyperopia, astigmatism, and presbyopia, the science of lenses, materials, and coatings, how each problem is corrected, other corre
Economics
The Big Mac Index compares the price of a Big Mac around the world to gauge whether a currency is overvalued or undervalued. This article covers how it began, the purchasing power
Business administration
One of the first things to consider when running a business is how to generate revenue through its services. Therefore, to sustain and grow a business, you should start with a clea
Design
Every day, we live amid countless advertisements and marketing campaigns. Within this flood, there are figures with the power to instantly capture our attention and move our hearts
Business administration
A step-by-step look at the marketing strategies used by companies and organizations: 3C analysis of the environment, SWOT analysis, the STP strategy, and the 4Ps of the marketing m
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
