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This article explains how metaphors play an important role in human cognition and contribute to the efficient use of language and the enrichment of meaning.   Traditional rhetoric describes metonymy as a type of analogy. However, recent research suggests that the ability to use a variety of metaphors, such as metonymy, is one of the fundamental characteristics of human cognition. This...

This article explains the need for high-performance gas sensors, how they work, performance evaluation factors, and the latest technological advances to prevent accidents caused by hazardous gases in homes and industrial settings.   We may be exposed to various harmful gases in our daily lives. While humans can recognize the presence of hazardous gases through their sense of smell or...

Democracy and market economies influence resource allocation and income distribution through different decision-making processes, and understanding their harmonization and differences is important for the efficiency and equity of modern societies. This requires institutions and citizenship that take into account both democratic processes and market economy principles.   In the modern world...

A worldview is a belief system that shapes our thinking and behavior. Realism argues for the independent existence of the world, while antirealism argues that it depends on sense experience. This debate deepens our perceptions and understanding.   A worldview is a system of beliefs about the existence, nature, and value of the world. As a framework for interpreting and evaluating the world...

  The reason why the Yangzi is warmer than the Yinzi is because the sun’s energy travels across space in the form of electromagnetic waves without a medium to reach Earth and heat objects, which can be explained by understanding the nature of heat and light.   Why is the Yangzi warmer than the Yinzi? No matter how hot the sun is, how can it travel across space without a proper...

Genre painting was born in the 17th century in the West as a way to distinguish paintings other than historical paintings, and it still has a strong appeal today because of its frank and humorous depiction of everyday life and customs.   Genre paintings depict anonymous people and small events that are common in everyday life. But how did genre painting come to be called genre painting? In...

This article explains that states enforce social insurance schemes to cover individuals when they are unable to insure themselves against risk, and that these schemes serve to ensure economic equity and promote social stability.   Everyone lives with the inevitable possibility of risk, so individuals try to insure themselves against it, and the market captures this and provides the right...

In the episode of MBC’s popular entertainment program “Infinite Challenge,” Park Myung-soo takes a part-time job washing the windows of Building 63, and explains how biomimetic robots that mimic the characteristics of cockroaches and geckos could take over this task.   In the “Extreme Part-Time Job” episode of MBC’s popular entertainment program...

This article explains the formation and characteristics of different deserts, including the difference between tropical and temperate deserts, how desert ecosystems adapt, and how humans utilize them.   Are all deserts barren wastelands with hot, blowing sandstorms? While some deserts are tropical, there are also temperate deserts that have hot summers and cold winters, such as those found...