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810 articles found
General knowledge
A look at the concept and types of units, how they are used across everyday life and the sciences, and practical examples of converting between units of length, weight, time, tempe
Food & nutrition
Why does your appetite come back for dessert even when you feel too full to eat another bite? This article explains sensory-specific satiety: what it is, the brain and evolutionary
Chemistry
A few drops of lemon juice make water sour, so why does the pH of blood stay the same? This article explains buffer solutions, whose pH barely changes even when acid or base is add
Economics
A monopoly market is a structure in which a particular company dominates the market and can control prices and production. It has various effects on the economy as a whole and has
Journalism & communication
In modern society, news is deeply embedded in our daily lives and is an important medium that provides information about various events and issues. However, news goes through a com
Physics
Why does an ambulance siren suddenly drop to a lower, drawn-out pitch the moment it passes you? This guide explains the Doppler effect, from its basic concept and working principle
Food & nutrition
Why do bread crusts and grilled meat turn brown and taste so savory? This article explains what the Maillard reaction is and how it works, conditions such as temperature, moisture,
Chemistry
Whether a chemical reaction takes one step or many, the total heat is the same if the start and finish match. This article covers who Hess was, why the law holds, how to calculate
Physics
Modern science plays a central role in understanding the various phenomena we encounter in everyday life and developing new technologies based on that understanding. Among its theo
Psychology
Rapid technological advances and dramatic social changes in modern society are presenting many people with new challenges and considerable stress. These changes affect not only wor
Film & media
Rack focus shifts the sharp subject within a single shot by changing the lens focus, guiding the viewer's eye without a cut. This article covers how it works, what it says in a sto
Food & nutrition
Today's dining tables are more varied and delicious than ever. Crispy fried chicken, golden-brown grilled pork belly, and bread that is crisp outside and moist inside. But behind t
