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809 articles found
Tourism studies
Sustainable tourism aims to have a positive impact on local communities and the environment while providing visitors with beneficial and enjoyable experiences. The rapid growth of
Social welfare
Social welfare used to be simple. It consisted entirely of delivering goods (In-kind), such as rice or instant noodles, to neighbors facing financial hardship, or depositing a set
Food & nutrition
The Atwater general factor system estimates a food’s energy by multiplying each nutrient by a fixed value, such as 4kcal per gram for carbohydrate and protein and 9kcal per gram fo
Tourism studies
When we travel, are we really free to see as we like? This article explains the tourist gaze described by John Urry, covering its meaning and origins, how media and photography sha
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
Film & media
In cinematography, lighting is one of the core elements, playing an important role in determining the quality and atmosphere of the imagery. Lighting can convey emotions and storie
Statistics
Why does the share of heads get closer to half the more times you toss a coin? This article explains the meaning and principle of the law of large numbers, its history beginning wi
Chemistry
Saponification is the chemical reaction in which fats and oils react with an alkali to become soap and glycerol. This article covers how the reaction works, why soap removes grease
Economics
Commodities are a central component of the global economy, encompassing resources that significantly affect various industries and markets. A wide range of commodities, including c
Journalism & communication
The transmission of information and communication play central roles in modern society. Among these activities, journalism plays an important role in providing society with essenti
Film & media
Rotoscoping is a technique in which live-action footage is projected one frame at a time and traced over to create realistic movement. We look at how it was invented, how it works,
Library & information science
Information literacy is the ability to recognize what information you need, find it, evaluate it, and use it ethically. This article covers its definition and origins, the core fra
