In this blog post, we’ll examine the reasons why people constantly upgrade their smartphones from psychological and social perspectives, and explore the underlying factors behind this consumer behavior.   Since the dawn of the 21st century, humanity has advanced technology at a pace beyond imagination. While progress has been made in countless fields, the information and communications...

In this blog post, I’ll explore the process by which dreams go beyond individual aspirations to become a reality through the collective hopes and efforts of a community, drawing on my experience with the solar power volunteer project in Nepal.   During the 2002 World Cup, South Korea experienced firsthand that “dreams do come true.” As the hope of reaching the semifinals—which had been...

In this blog post, we’ll examine the nature versus nurture debate surrounding human behavior and explore a rational perspective on how these two viewpoints interact.   Nature versus Nurture: The Beginnings of an Age-Old Debate Is human behavior rooted in genetics or the environment? Throughout history, the debate surrounding “nature versus nurture” has persisted for a long time. The more...

In this blog post, we’ll use paper airplanes and the Boeing 747 to explore the role of an airplane’s tail and why it’s crucial for flight stability.   Just how far is the world record for throwing a paper airplane? According to Guinness World Records, on February 26, 2012, in the United States, Joe Ayoob set the world record by throwing a paper airplane made by John M. Collins 69.14 meters...

In this blog post, we’ll take a natural look at the structure and operating principles of fuel cells—a clean energy source—as well as their advantages and limitations.   Would you believe it if someone told you that you could collect and drink the exhaust from a fuel-cell-powered car? Most people would think that’s a dirty and dangerous idea. However, when it comes to fuel-cell vehicles...

In this blog post, we’ll explore the role and future direction of the ECU—the car’s core electronic control unit—as well as its importance in the future of the automotive industry.   We have truly entered the age of smart technology. Smart devices are the key players bringing the world of science fiction—which we all dreamed of at least once as children—to life. Various media outlets, such...

In this blog post, we’ll examine the causes of sudden acceleration accidents, the current legal and technical issues surrounding them, the responsibilities of drivers, manufacturers, and the government, and the direction for necessary institutional reforms moving forward.   Around April 2009, an acquaintance of mine was involved in an accident suspected to be caused by sudden acceleration...

In this blog post, we’ll examine the technologies and key elements required to implement strong artificial intelligence that can make its own judgments, act independently, and even understand emotions.   From self-driving cars, AlphaGo, and fingerprint recognition devices to the robots that think and act independently as seen in movies, all of these technologies are based on artificial...

In this blog post, we’ll examine the evolution of mobile communication technology and the role of electrical and electronic engineering, and explore how this technology has transformed our daily lives.   Mr. S wakes up to the sound of an alarm on his smartphone and eats breakfast while reading the news on a newspaper app. On his way to school, he pays his bus fare with his smartphone, and...

In this blog post, we’ll explore how YouTube grew into the world’s largest video platform through technological innovation and examine the key technologies that made this possible.   YouTube is currently the world’s largest video platform, with over 2.5 billion monthly active users, and it’s reported that users watch more than 1 billion hours of video per day. This massive user base and...