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810 articles found
Tourism studies
Tourism seasonality is the regular bunching of visitors and spending into certain times of the year. This article covers what it is, its natural and institutional causes, the probl
Earth science
A geomagnetic reversal is when Earth’s magnetic north and south poles swap places. This piece covers how Earth’s magnetic field is made, how scientists found traces of past reversa
Psychology
In psychology, impressions are considered a very important concept, and the first impressions we form of other people or things have a very powerful influence. These impressions gr
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
Earth science
A tsunami is a series of giant, very long waves created when a huge volume of seawater is displaced at once by an undersea earthquake, landslide, or volcanic eruption. This piece c
Journalism & communication
Why does the gap between those who know and those who don't widen as information floods in? This article covers what the knowledge gap hypothesis means and where it 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
Education
In modern society, education is a fundamental element that supports the continuous growth of individuals and groups and lays the foundation for a better future. Technological advan
Robotics
Asimov’s Three Laws of Robotics are a set of prioritized rules: a robot must not harm humans, must obey human orders, and must protect itself. We look at how the laws were born, wh
Statistics
Standard deviation plays an important role in describing data variability and is an essential concept used in a wide range of practical situations. In data analysis and decision-ma
Film & media
Why do some dialogue scenes feel so natural? This article explains the split edit, which cuts picture and sound at different moments, and the difference between the J-cut, where so
Social welfare
A conditional cash transfer gives money to poor households only if they meet set conditions, such as keeping children in school or getting regular health checkups. This article cov
