Depression is emerging as an important issue in society, and many people suffer from this condition. Depression is a serious illness that goes beyond a simple low mood, involves ps
The main types of vision problems such as myopia, hyperopia, astigmatism, and presbyopia, the science of lenses, materials, and coatings, how each problem is corrected, other corre
The field of drone photography and filming is attracting increasing attention as modern technology advances. Modern drone technology opens new horizons for photography and video pr
HR (Human Resources, human resource management) has established itself as a key element in corporate success and securing sustainable competitiveness, and is recognized not merely
Chemiluminescence is the phenomenon in which energy released by a chemical reaction comes out as light instead of heat. This piece covers how excited molecules produce this ‘cold l
South Korea's information and communications technology (ICT) is among the world's recognized advanced technologies, exerting a major influence on the global economy and society. S
A “list price” makes a sale price feel cheap, and an opening offer steers a whole negotiation—because the first number we see becomes our benchmark. This article explains the ancho
This time, I would like to put together a resource on the psychology of stress people may experience while carrying out their duties at work and ways to manage it. These are also r
Why do we feel that we are fine and only other people are swayed by the media? This article explains the third-person effect and Davison's classic hypothesis, self-enhancement and
A handy reference to the Korean Decimal Classification (KDC, 6th edition) used in Korean public and school libraries: how main classes, divisions, sections, and subdivisions work,
The ecological fallacy is the mistake of assuming that conclusions drawn from group-level data apply equally to each individual in the group. This article covers how the name arose
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