In this blog post, we’ll explore the definition, structure, operation, types, and evolution of cars in order to gain a broader understanding of them. What is a car? Recently, road traffic has sometimes been temporarily restricted due to international conferences, large-scale events, or disaster situations. When such situations arise, people experience significant inconvenience during their...
How have cars evolved, and what principles make them run?
In this blog post, we’ll explore the definition, history, structure, operating principles, types, and future trends of cars—which are so closely intertwined with our daily lives. What exactly is a car? One of the things modern people rely on most in their daily lives—whether commuting to work, going on dates, shopping, or traveling—is transportation. There are various modes of...
Could self-healing materials create a world where we can “throw our smartphones around”?
In this blog post, we’ll explore the concept and development of self-healing materials, their key mechanisms of operation, various potential applications, and current technical limitations, while also looking at their future prospects. Why Are Self-Healing Materials Gaining Attention? Experiences like wearing out and tearing sneakers, dropping a smartphone and cracking the screen, a...
How Does a Double-Skin Facade Harmonize Function and Beauty?
In this blog post, we’ll take a comprehensive look at the structure and operating principles of double-skin facades, their advantages and limitations, and the challenges of adopting them in Korea. Overview of Double-Skin Facades The term “green architecture” generally refers to architecture that minimizes impact on the natural environment while maximizing the use of external natural...
What is stress, and how does it work in our daily lives?
In this blog post, we’ll explore the difference between the term “stress” as used in everyday language and the engineering concept of “stress,” the types and characteristics of stress, and how stress acts on structures and machines around us. Definition and Classification of Stress While the term “stress” used in everyday language refers to psychological pressure or tension, the term...
What role do banks play, and how does a bank failure affect the economy?
Banks are vital financial institutions that hold deposits and facilitate the smooth flow of funds through lending. However, if a bank fails, it can destabilize the financial system and deal a major blow to the economy as a whole. Are banks the heart of the economy, or a ticking time bomb? On March 10, 2023, Silicon Valley Bank (SVB) in the United States went bankrupt. This was the second...
Where is Utopia? How can we get there?
In this blog post, I’d like to take a deep look at where Utopia actually exists and how we can move toward it. For Utopia “The wolf will dwell with the lamb, and the leopard will lie down with the young goat; the calf and the lion and the fattened calf together—and a little child will lead them. The cow and the bear will graze; their young will lie down together, and the lion will eat...
How Does Genetic Recombination Technology Change the Characteristics of Organisms?
In this blog post, using “Golden Rice” as an example, we will examine the principles and processes through which genetic recombination technology (the core of GMOs) alters the characteristics of organisms, as well as its applications and ethical considerations. Golden Rice and the Controversy: GMOs as a Case Study Golden rice is a variety developed to contain higher levels of beta...
To what extent should genetic engineering be permitted when it comes to editing human genes?
In this blog post, we will examine the history of genetic engineering, its expected benefits, the social and ethical issues raised by the movie ‘Gattaca’, and the limits of genetic engineering interventions in human ontogenesis. Expected Benefits and Current Developments in Genetic Engineering The concept of genetic engineering began to develop in earnest in the 1980s. Genetic...
Understanding How Guided Missiles Work: How Do They Find Their Targets?
In this blog post, I’ll provide an easy-to-understand overview of the structure and operating principles of guided missiles, with a particular focus on the various guidance systems used to track targets. The Emergence of Missiles and Their Strategic Importance It’s no exaggeration to say that the history of warfare is a history of humanity’s efforts to strike targets from farther distances...