In this blog post, we’ll explore how altruistic behavior in humans can be explained through the repeated reciprocity hypothesis and the “tit-for-tat” strategy. “The Selfish Gene,” a book by world-renowned evolutionary biologist Richard Dawkins, has had such a profound impact on the scientific community that discussions regarding its validity and limitations have continued vigorously ever...
In this blog post, we’ll explore the concept, characteristics, and advantages of modular construction, as well as examples of its application both domestically and internationally, and its potential for future development. What Is Modular Construction? Traditional construction has been practiced for thousands of years, involving the transport of building materials to the construction site...
In this blog post, we’ll examine the relationship between luxury consumption and identity, and reflect on what true self-identity is—beyond the gaze of others. For several years now, there has been a steady number of people in South Korea seeking out luxury goods. In the past, the luxury market grew rapidly, leading to a significant increase in consumption, and even today, South Korea is...
In this blog post, we’ll explore the principles behind why the “banana kick” (free kick) used by players like Messi and Beckham curves, focusing on the Magnus effect and Bernoulli’s principle. The Banana Kick: Why the Ball Curves When watching a free kick, most people exclaim, “That’s a great shot!” or “How does the ball curve like that?” In soccer, a “banana kick” refers to a shot where...
In this blog post, we’ll explore the principles and architectural significance of the post-tensioning method applied to Marina Bay Sands, a landmark of Singapore. Marina Bay Sands and Architecture of the Highest Difficulty In Marina Bay, the heart of Singapore, there is a building that immediately catches the eye. Hailed as a “miracle of 21st-century architecture” and established as...
In this blog post, we’ll examine how speed camera location alert services affect traffic safety and drivers’ compliance with traffic laws, and consider their broader social implications. Just over a decade ago, when driving on unfamiliar roads, people relied on road signs and paper maps to find their destinations. Even on familiar routes, relying solely on memory often led to taking...
In this blog post, we’ll take an easy-to-understand look at the historical background of refrigerators, changes in the state of matter, and how refrigerators work using refrigerant circulation. We’ll also explore the significance of modern refrigeration technology and its future direction. History and Background In prehistoric times, people did not have a great need to store food for long...
In this blog post, we’ll take a step-by-step look at the concept of nanotechnology, its components, manufacturing methods, applications, and future prospects. When did nanotechnology begin? Nanotechnology has a long history. The Lycurgus Cup from the Roman Empire around the 4th century, the stained-glass windows of Gothic cathedrals in medieval Europe, and artifacts decorated with Maya...
In this blog post, we’ll explore—based on an understanding of engineering—what subjects are studied in the Department of Mechanical and Aerospace Engineering and how students deepen their expertise in their major. When I mention that I’m studying in the Department of Mechanical and Aerospace Engineering, I often hear the same response: “So, after you graduate, you’ll be flying on airplanes...
In this blog post, we’ll examine how the different structural designs of the Gwangandaegyo Bridge and the Incheon Bridge—despite their similar appearances—create distinct mechanical differences and structural characteristics, and how these differences manifest in terms of safety, constructability, and aesthetics. Appearance and Misconceptions The Gwangan Bridge and the Incheon Bridge boast...