In this blog post, we’ll explore why Oh Seung-hwan’s fastball appears to rise to batters, focusing on the Magnus effect—a key concept in fluid dynamics.   In 2011, the Korean Professional Baseball League featured many players who made headlines. Among them, Oh Seung-hwan—the “Closer King” who posted a 0.63 ERA, set various save records including the most saves in Asia, and led the Samsung...

In this blog post, we’ll explore various philosophical perspectives on how eternal life might affect human happiness and discuss whether it could truly make humanity happier.   Everyone has probably wondered at least once, “What if I didn’t die and lived forever?” Some might think such a life of eternal life would be wonderful, while others might not find much interest in living for a long...

Contrary to their original intent of promoting efficient corporate management, stock options can actually undermine a company’s operational efficiency in various ways.   First, even within the same company, if the compensation of certain executives and employees increases significantly due to stock options, this can create a sense of relative deprivation and discord among employees who did...

In this blog post, we’ll explore how humanity’s long-held dream of flight became a reality through advances in science and technology, along with the principles behind how airplanes work.   He must have been flying high in a clear, cloudless sky. This is because beeswax only begins to melt when the temperature exceeds 62°C. Long ago, Icarus—who had crafted wings by attaching bird feathers...

In this blog post, we’ll take a simple look at the principles of fractional distillation columns—which separate gasoline from crude oil—and the basic concepts of distillation.   You’ve probably seen headlines like “Gasoline Prices Rise for Third Consecutive Week” or “Crude Oil at ○○ Dollars per Barrel.” As you can see, “gasoline” and “crude oil” are terms we encounter frequently in our daily...

In this blog post, I’ll explore the role and responsibilities of a leader, focusing on what leadership is and how to view and guide members within an organization who lack competence and motivation.   Last year, at the recommendation of people around me, I took a course called “Global Engineering Leadership,” one of the engineering literacy courses offered by the College of Engineering at...

In this blog post, we’ll explore the principles and characteristics of the ramjet engine, how it differs from conventional jet engines, and the evolution of supersonic flight technology.   The Principles of Jet Engines That Made Supersonic Flight Possible The speed of sound is approximately 1,235 km/h, which is referred to as “Mach 1.” Generally, a bullet travels at a speed of about Mach 2...

In this blog post, we’ll explore the concept of nanotechnology, its development, various applications, future potential, as well as safety concerns and limitations.   In this blog post, we will introduce nanotechnology—a concept that is still relatively unfamiliar to many—and examine its basic applications, as well as its limitations and safety concerns. “Nano” is one of the unit prefixes...

In this blog post, we’ll imagine a future where advances in science and technology have made eternal life possible, and explore whether eternal life can truly bring happiness to humanity.   Since the Scientific Revolution began some 500 years ago, science has built a dazzling civilization. Science has enabled humanity to achieve remarkable economic growth and has contributed to protecting...

In this blog post, we’ll examine the meaning of human death and eternal life from a philosophical perspective and consider why a finite life actually makes human existence more valuable.   Human life expectancy has increased dramatically compared to the past. Thanks to advances in medical technology and science, life expectancy has steadily risen, and in many countries, the average life...