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810 articles found
General knowledge
CCL (Creative Commons License) lets creators state in advance how their work may be used, so others can use it without asking for permission each time. This article explains the co
Business administration
An introduction to the blue ocean and red ocean, two basic concepts for understanding market environments, plus the purple ocean that combines them, explained through examples from
Chemistry
An in-depth look at chromatography, an essential tool in chemical analysis: its basic principles and history, major techniques such as HPLC, GC, IC, SEC, and paper and thin-layer c
Food & nutrition
Two foods with the same 20 g of protein can differ in quality. This article explains the Protein Digestibility Corrected Amino Acid Score (PDCAAS): essential amino acids, the three
Statistics
The base rate fallacy is judging from vivid case details while ignoring how common an event usually is. This piece covers Kahneman and Tversky’s research, the cab problem, everyday
Journalism & communication
Mass media play a central role in conveying information and shaping public opinion in modern society. Beyond simply serving as a means of conveying information, they have become an
Economics
The winner’s curse is when the person who most overestimates an item’s uncertain value wins the auction and overpays. This piece covers its origin in Capen, Clapp and Campbell’s 19
Design
Dark patterns are screen designs that use layout, color, and wording to trick or push users into actions they would not have taken if they had fully understood or been free to choo
Robotics
What exactly is an exoskeleton, a robot you wear like clothing to add strength to your body? This article covers its history starting with Hardiman, the sensors and control that re
Statistics
If a coin lands heads five times in a row, will the next toss be tails? This article explains the gambler's fallacy, the belief that past results change what comes next, along with
Physics
The universe remains full of mysteries, and dark matter is among its greatest enigmas. Although invisible, dark matter is estimated to make up approximately 27% of the universe, an
Library & information science
This time, on the subject of an important concept in cataloging within resource organization theory (information organization theory), authority, I would like to prepare some mater
