In this blog post, we’ll compare the similarities and differences between the principal at the center of a school’s operations and the controller of a mechanical system, explaining how both roles drive the system. What’s the difference between a school with a principal and a school without? A school without a principal would be disorganized and struggle to set and achieve...
Are technological advances a true benefit or a risk to humanity?
In this blog post, we’ll explore the positive changes that technological advances are bringing to humanity, but also the unexpected risks. Science and technology have given us driverless cars that don’t need to be driven and the ability to dream of going to Mars. Humanity has entered a new era with innovative technologies that were previously unimaginable. These advancements...
Machine vs. Human: Will we still be Homo sapiens?
In this blog post, we explore a future where the line between machines and humans is blurred, and ponder whether we will still be Homo sapiens. In the movie Iron Man, Tony Stark is attacked by terrorists and suffers shrapnel in his heart, but a scientist named Ho Ying-Sen saves Tony’s life by placing a mechanical device called an arc reactor in his heart. This device is more than...
How did smartphones evolve into computers in the palm of your hand?
In this blog post, we’ll explore how smartphones have evolved into computers in the palm of your hand, and the technological innovations and challenges along the way. In 2025, our day begins with a smartphone, where we search for news or check social media messages. During the workday, we use our smartphones to work, play games, chat, and de-stress. When we get home, we’ll...
How do the fields of electronics, control, and computers contribute to robotics?
In this blog post, we’ll take a look at why electrical engineering has become a core skill in robotics and how the fields of electronics, control, and computers contribute to the development of robots. What is electrical engineering and why do I need it to study robotics? As mentioned earlier, the core technology of robotics comes from electrical engineering. It’s hard to think...
How can we understand human origins through evolution and natural selection?
In this blog post, we’ll explore how we can understand human origins through the different levels of evolution and natural selection. Let’s approach it from a scientific perspective. After being endowed with intelligence, humans made advances unparalleled by other animals: they knew how to utilize tools and had the thinking skills to solve problems. After moving away from...
How does the stability of a political system depend on how parties are counted?
This blog post explores how the stability of political systems varies depending on how parties are counted, and how different analytical methods can be used to understand political systems. Party politics, an important element of democratic politics, is divided into two dimensions: individual parties and party systems. A party system is a group of parties that operate in an organized...
Why do we forget that suicide is the beginning, not the end, of suffering?
In this blog post, I reflect on why we forget that suicide is not the end of suffering, but the beginning of a new one. Before she was burned, the protagonist of the book “I Love You, Ji-Sun,” was a beautiful and intelligent woman who was popular among her friends and had a successful social life. However, her life changed forever when she was severely burned in an accidental car accident...
Celebrity suicide: what are the causes and social impact?
In this blog post, we explore the causes of celebrity suicides and their social impact. We discuss how these events affect our society and what can be done about it. Recently, there has been a spate of celebrity suicides. In Korea, many famous celebrities or politicians have taken their own lives. These celebrity suicides set an example for the public about the act of suicide, triggering a...
Can the value of music be judged by a balance of emotion and cognition, subjective and objective?
In this blog post, we explore how the value of music can be assessed through a balance of emotional and cognitive judgment, subjective and objective factors. What makes some music good and what makes some music bad? To answer this question, musicologist Ebrecht believed that there are two measures of judging or evaluating music: affective judgment and cognitive judgment. Affective judgment...