In this blog post, we’ll reflect on our tendency to turn a blind eye to death and the meaning of life, and discuss how we should come to terms with death.   Human memory tends to forget most things, yet it retains a single, vivid scene that we often dwell on for a long time. That memory might be something trivial, like a fight with a friend over snacks, or it might be a significant moment in...

In this blog post, we’ll explore the advantages and limitations of electric vehicle adoption and examine why it’s necessary, drawing on various lines of evidence.   What Are the Advantages of Electric Vehicle Adoption? Recently, electric vehicles have been gaining attention as a leading solution to address global warming, climate change, and energy security issues stemming from the depletion...

In this blog post, we’ll examine the process by which electricity is generated and supplied to homes, focusing on the principles behind how household lights turn on.   Electricity Generation and the Characteristics of Alternating Current Electricity is now an energy source we can hardly do without for even a single day. When a power outage occurs, people experience significant inconvenience...

In this blog post, we’ll explore the principles behind stable flight and the conditions for a paper airplane to fly well, based on concepts from physics.   Anyone who has tried all kinds of origami since childhood will surely agree with the proposition: “All paper airplanes are equal. But some paper airplanes are more equal than others.” Some paper airplanes fly so well that even the word...

In this blog post, we’ll explore the changes AI will bring to human society and its future potential, focusing on the defense, healthcare, and labor sectors.   A New Perspective on Artificial Intelligence In 2014, South Korea’s Ministry of National Defense announced that a drone, believed to have been sent by North Korea, had crashed after filming the area along South Korea’s east coast...

In this blog post, we’ll examine the reasons people engage in altruistic behavior from the perspectives of material benefits, psychological benefits, and duty, and explore how these perspectives explain human behavior.   Why Altruistic People Exist You’ve probably heard stories at least once about people who donated their entire life savings—money they had painstakingly accumulated—to a...

In this blog post, we’ll explore the social significance of drinking bottled water in an era of “excessive positivity.”   The Origins of Bottled Water: Between the Birth of the “Consumer” and the “Market” After being away from campus for three years for various reasons, I returned to find that the number of students drinking bottled water from plastic bottles in the classroom had noticeably...

How do banks create this invisible money? Let’s take a simple look at the process of how money is created through the nature of money, credit, and the role of the reserve requirement ratio. Money is credit! Why does the money supply need to grow? And “how” can the money supply actually increase? To unravel this mystery, we need to examine “deposits and loans”—something everyone has experienced at...

In this blog post, we examine the debate within the scientific community by exploring various possibilities—such as tidal heating and radioactive energy—to determine whether the subglacial ocean believed to exist on Jupiter’s moon Europa could indeed serve as a cradle of life.   The debate over the possibility of life on Jupiter’s moon Europa is heating up again. This is because there is a...

In this blog post, I’ll summarize the various experiences, the confidence I gained, and the opportunities for self-reflection that came from preparing for my trip to Europe and exploring the cities firsthand.   Travel Preparation and Departure I bought a plane ticket to Europe. Driven by an inexplicable sense of restlessness and a desire to try something new, I went ahead and bought the...