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810 articles found
Earth science
Earthquakes are among the most unpredictable and destructive natural disasters. Originating within the Earth, earthquakes have caused immense loss of life and property throughout h
Food & nutrition
Caramelization is the reaction in which sugar, heated to high temperatures, breaks down and recombines into brown compounds and aroma molecules. We look at how it works, the temper
Earth science
Snowball Earth is the hypothesis that Earth’s surface was once almost entirely covered in ice during the Cryogenian Period. This article explains how the idea arose, the ice-albedo
General knowledge
Godwin’s Law is the internet adage that the longer an online discussion grows, the closer the probability of someone comparing others to Nazis or Hitler gets to 1. This article cov
Statistics
In this session, I would like to prepare material on how to create a questionnaire and the precautions to take. Generally, a questionnaire is a set of questions that a researcher u
Tourism studies
As an important link between a society's past and present, cultural heritage plays an essential role in understanding human history and culture. Cultural heritage not only has inhe
Design
Why do sites we use for the first time still feel easy? This article explains the origin of Jakob's law as stated by Jakob Nielsen, the principles of mental models and conventions,
Business administration
Why does performance often jump right after a new management practice is introduced, only to slip back later? This article explains the Hawthorne effect: its definition and the ori
Robotics
What determines how a robot can move? This article explains degrees of freedom, covering what the term means, how six-axis industrial robot arms work, the degrees of freedom of the
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
Logistics
How did the milk run, in which one truck visits several suppliers in turn, come about? This article explains where the name comes from, how it works, how it is used in production a
Logistics
In the world of global business, moving goods across borders involves much more than simply loading and transporting them. Beneath this process lies a complex web of rights and res
