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790 articles found
Library & information science
The Five Laws of Library Science are five short principles, published by the Indian mathematician and librarian S. R. Ranganathan in 1931, that sum up whom and what a library exist
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
Physics
Classical mechanics is an important foundational field of physics that explains the relationship between the motion of objects and the forces acting on them. Developed on the basis
Economics
A Giffen good is a good whose quantity demanded rises when its price rises and falls when its price falls, going against the law of demand. We look at where the name came from, why
Journalism & communication
Every morning, when we turn on our smartphones, we encounter a flood of news articles, real-time search rankings, and social media trending tabs. On some days, a particular politic
Logistics
Returns, recalls, reusable crates, and recycling all flow in the opposite direction from ordinary shipping. This piece explains what reverse logistics covers, the collection–inspec
Robotics
Why can computers beat chess champions yet struggle to pick up a cup? This article covers the origins of Moravec's paradox, its evolutionary explanation, examples from robotics, an
General knowledge
The Michelin Guide has established itself as the most authoritative standard for assessing restaurant quality worldwide. Launched in 1900 as a promotional tool for a tire company,
Food & nutrition
In modern society, food plays an indispensable role in our daily lives. Various food additives that help maintain the taste and quality of food and allow it to be stored longer hav
Design
Skeuomorphism is a design approach that keeps the look of old objects on new products so they feel familiar. This piece covers the word’s Greek roots and archaeological origins, ev
General knowledge
Cunningham’s Law is the internet adage that the best way to get the right answer online is not to ask a question but to post a wrong answer. This article covers where the law came
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
