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810 articles found
Tourism studies
Cohen’s Tourist Typology sorts travelers into four types depending on how much they seek familiarity or novelty. This article covers the environmental bubble, the traits of the fou
Statistics
The coupon collector’s problem asks how many random draws it takes, on average, to collect every type at least once. Learn how the average is calculated, what the numbers look like
Journalism & communication
Inoculation theory holds that people who meet weak counterarguments in advance and practice refuting them resist stronger persuasion later. This piece covers William J. McGuire’s 1
Statistics
Analysis of variance (ANOVA, Analysis of Variance) is one of the essential analytical techniques in statistics and is widely used across many fields. By testing differences in the
Journalism & communication
The Magic Bullet Theory is the view that media messages hit audiences directly, like bullets, and produce the same effect in everyone. We look at the age of propaganda that produce
Social welfare
What if a doctor recommended a choir or a community garden group instead of medicine? This article explains what social prescribing means and how it emerged, how link workers carry
Logistics
An automated storage and retrieval system (AS/RS) is equipment in which machines, directed by a computer, store goods in assigned locations and retrieve them when needed. This arti
Logistics
How do milk and vaccines reach us while staying cold? This article covers the history of the cold chain from ice-packed shipping to refrigerated trucks, its four stages and tempera
Information technology
Kerckhoffs's Principle holds that a cryptographic system should stay secure even if everything except the key is known. This piece covers Auguste Kerckhoffs's 1883 “La Cryptographi
Business administration
Why does cannibalization, where a new product eats into an existing product's sales, happen? This article explains what it is and why it occurs, the cases of Apple, Kodak, and Netf
Tourism studies
A duty-free shop sells goods to travelers leaving the country without customs duties or value-added tax. This article covers how duty-free shops began, why they can drop taxes, the
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
