In this blog post, for those concerned about gaining weight, we’ll cover everything from the basic concepts of nutrients and calories to how to properly check food information using nutrition facts labels, nutrient claims, and food nutrition databases.   We are truly in the age of food shows. From broadcast television to online live streams, people are captivated by the sight of others...

In this blog post, we’ll examine the causes and effects of global warming—a problem exacerbated by human industrial activities and energy consumption—as well as the need for alternative energy sources and forest conservation to mitigate it.   As science has advanced rapidly, humans have come to enjoy a life of convenience. For example, we can cool off in the heat thanks to air conditioning...

In this blog post, we’ll explore how microwave ovens can quickly heat food without applying direct heat, focusing on the movement of water molecules and the effects of microwaves.   How Does a Microwave Oven Heat Food? A group of cast members has returned after a grueling training session. With happy expressions, they enter the PX (military canteen) and each pick out a frozen meal. They...

In this blog post, we’ll examine how opioid pain relievers are used to treat severe pain and how the risks of addiction and tolerance that can arise in the process are managed.   The foreign film ‘Requiem’ vividly depicts how a man and a woman trapped in drug addiction spiral toward a catastrophic end. Other movies and TV dramas also frequently portray lives shattered by drug...

In this blog post, let’s explore the basic operating principles and components of lithium-ion batteries—which are widely used in various devices such as smartphones and electric vehicles—as well as their charging and discharging processes and their characteristics compared to other rechargeable batteries.   One of the things many people pay attention to when using smartphones frequently is...

In this blog post, we will examine the basic concepts and limitations of the theory of kin selection presented in Richard Dawkins’ ‘The Selfish Gene’, and explore how environmental and historical factors can be used to supplement animal behaviors that are difficult to explain solely through kinship ties.   How Is the Theory of Kin Selection Explained? The book ‘The Selfish...

In this blog post, we’ll explore the meaning and characteristics of reverse engineering—a field within computer science—the basic knowledge needed to understand it, and how it’s applied in various fields such as hacking and security.   What is reverse engineering? You’ve probably seen recent news stories about the Nonghyup (National Agricultural Cooperative Federation) being hacked, NateOn...

In this blog post, we’ll explore everything from League of Legends’ game genre and features to its launch in South Korea and the process of becoming an esports title, the growth and limitations of its early leagues, and how LOL has established itself as a global esports title as of 2026.   What kind of game is League of Legends? “League of Legends” (LoL) is a 5v5 Multiplayer Online Battle...

In this blog post, we’ll examine the definition, symptoms, causes, and treatments of amyotrophic lateral sclerosis (ALS)—commonly known as Lou Gehrig’s disease—and explore what has been discovered to date.   When people hear terms like “incurable disease,” “intractable disease,” or “rare disease,” the number of illnesses that come to mind is likely very limited. Even I, who dreamed of...

In this blog post, we’ll examine the concepts of lateral loads and moment of inertia acting on supertall buildings, and explore how Lotte World Tower resists strong winds and earthquakes through its mega-column structure.   Generally, when constructing a building, design considerations for vertical loads caused by gravity are important. However, for super-tall buildings, structural design to...