CategoryKnowledge

This article discusses non-invasive methods to identify resources and underground structures using gravity, magnetism, elastic waves, and electrical resistivity exploration without digging into the Earth’s interior.   When we want to see the inside of our bodies without digging, we use imaging techniques such as MRI and CT. We can observe and photograph the inside of the body by...

This article explains how synthetic products are produced and used in everyday life, discussing the processes of the petrochemical industry, its limitations, and sustainable alternatives.   Take a look inside the room you live in. What do you see? You probably see clothes lying around, pay-as-you-throw plastic bags for trash, empty milk bottles, and synthetic rubber mats. They all have one...

This article explains the importance of science and technology in the history of mankind, the role of architectural engineering, and analyzes the differences between architectural engineering and architecture in detail.   The three elements that humans need to survive are called the three pillars of consciousness. In the Paleolithic Neolithic period, which we consider the beginning of human...

A secret peer review system and communication through leaders can be effective ways to prevent free riding in group work, which promotes individual cooperation and morality.   Nowadays, colleges and universities as well as high schools often use group work to encourage students to cooperate and collaborate. Group work is an important opportunity to achieve academic goals while learning...

This article explores the relationship between technological advancement and social change through the lens of technological determinism and social constructionism, using a variety of examples to argue that technology is a driving force for social change.   Technology has almost always accompanied humans since they emerged, forming groups and developing societies. Technology is the sum total...

Using works such as the 1999 movie ‘ The Matrix ‘, we will compare the lure of virtual reality with the intrinsic value of reality and explain why it is important to choose reality. Discuss why escaping to virtual reality is a poor choice and the importance of free will and solving problems in the real world.   The movie ‘ The Matrix ‘, released in 1999, begins with...

Fluid mechanics explains viscoelastic phenomena we see every day, such as why water hurts when it hits your hand and why you can walk on a starchy solution and not sink.   Have you ever tried to belly dive to the surface of the water at a pool or beach, or flatten your hand to splash water while playing in the water and hit the water hard? In an experiment on SBS’s “Curiosity...

The evolution and diversification of smartphone games is in line with the changing lifestyles of modern people, which has led to a shift from short, immersive games to games that require less time and are more fulfilling.   As smartphones have evolved at an alarming rate in recent years, smartphone games have also become increasingly diverse and feature-rich. These advancements aren’t...

  Professor Woo-Seok Hwang’s embryonic stem cell research failed due to distortions by the scientific community, the media, and the government, and is an example of how science can be distorted by a lack of scientific validation and political interests in South Korea.   Hwang Woo-Seok and the political distortion of science On February 12, 2004, Science magazine broke the news on...

This course explains the importance of scheduling and memory management as key features of Windows and Linux, the operating systems widely used in personal computers and various electronic devices, and emphasizes the need to understand operating systems as an engineering student.   In the age of personal computers, often referred to as the personal computer age, it is difficult to find a...