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793 articles found
Earth science
Fog is a weather phenomenon frequently encountered in everyday life and an important factor that limits visibility and greatly affects transportation safety. In particular, fog can
Statistics
The Will Rogers phenomenon is when moving some members from one group to another raises the averages of both groups. This article covers where the name came from and how it works,
Earth science
Red waves that suddenly appear across a clear blue sea are more than a simple natural phenomenon: they are a red tide, which poses a major threat to marine ecosystems. Red tides ha
Chemistry
Nanotechnology precisely manipulates materials at the molecular or atomic level and is driving innovative changes across a variety of industries. In chemistry in particular, nanote
Logistics
The world of logistics and trade is full of complex documents. Among them, the invoice is unquestionably one of the most fundamental and important. Tax invoices and transaction sta
Social welfare
Adolescence is an important transitional period in an individual's life, and the various psychological and social changes that take place during this period have a significant impa
Chemistry
Why does salted cabbage release its water overnight? This article covers what osmosis is, the three factors that drive it, everyday examples, and reverse osmosis, the technology th
General knowledge
This time, I would like to put together material on the process through which research in the social sciences is conducted. Unlike natural science research, which studies matter th
Education
Bloom’s Taxonomy is a framework that arranges the thinking skills a lesson aims to develop in order, from the easiest level to the hardest. This article covers what it is, the orig
Economics
The paradox of thrift is the idea that saving, a virtue for an individual, can harm the economy as a whole when everyone does it at once. This article covers how the paradox works,
Economics
The unemployment rate is an important indicator for assessing the overall health of an economy and plays a central role in reflecting labor market conditions. A rising unemployment
Physics
Total internal reflection happens when light traveling from a material with a higher refractive index toward a lower one hits the boundary beyond the critical angle and is reflecte
