In this blog post, we will revisit what true success is and talk about the values of an ideal life with conviction, leisure, and confidence. A man confesses his love to the woman he loves. Someone who is confident would confess their love in a suit with flowers in hand at a fancy location, but someone who is timid would confess their love via KakaoTalk while lying in bed. Some people may...
In this blog post, we will explore how the pretreatment process of coal increases combustion efficiency and reduces environmental pollution. The coal we commonly know is called briquette coal, which is coal that has been refined. Basically, coal consists of moisture, carbon, ash (the part that becomes ash after combustion), and volatile matter (volatile components). The only part we use...
In this blog post, we will look at how altruistic behavior has survived through evolution, focusing on the group selection hypothesis. How did giraffes, which used to have short necks, develop long necks? Why are moths, which used to be mainly white, now mostly black? Why are modern pests not easily killed by pesticides? The answer is closely related to Charles Darwin’s theory of...
In this blog post, we will examine the definition and components of the Internet of Things (IoT) and look at examples of its use in industry, personal life, and the public sector to understand why it is considered a core technology. Humankind has always craved change. Political systems have changed through various revolutions, and science has advanced through the pursuit of curiosity. This...
In this blog post, we will learn about the principles of capacitive touch screens, the flow of electricity, and how our bodies act as conductors. In 2024, the top 10 global brand rankings will include Apple, Microsoft, Amazon, Google, and Samsung Electronics from South Korea. What do these companies have in common? They are all companies that specialize in electrical or electronic products...
In this blog post, we will explore the principles and possibilities of photodynamic therapy, which selectively destroys cancer cells. As of 2025, cancer is the leading cause of death in South Korea. Despite ongoing attempts to overcome cancer through various methods, such as anticancer drugs and radiation therapy, cancer has not yet been completely conquered and remains a major concern for...
In this blog post, we will look at how big data and cloud computing can solve problems such as security and data overload faced by IoT. In September 2013, at the 34th America’s Cup yacht race held in San Francisco, California, an unexpected turn of events took place. The Oracle USA team, which was trailing 1-8, won eight consecutive races in the final stages of the competition to win...
In this blog post, we will look at how flight control engineering improves aircraft stability and maneuverability, and what possibilities it opens up for future transportation and automation technologies. Take a sheet of A4 paper. If you fold this paper in half to make a paper airplane, will it fly well? You don’t need to try it to know the answer. It won’t fly. This is because...
In this blog post, we will look at the effects of vitamin K on blood clotting and its role in preventing vascular calcification and cardiovascular disease. Blood supplies cells with necessary substances and removes waste products. Through this important role, it helps maintain life. If the blood vessel wall is damaged and bleeding occurs, the blood in the damaged area must be coagulated to...
In this blog post, we will look at the key points of safe transactions, focusing on the legal effect and procedures of registration in real estate transactions and the essential conditions for securing ownership. The right to control property is called property rights, which include possession, ownership, leasehold rights, and mortgage rights. Among properties, real estate is generally...