CategoryHumts

In this blog post, we explore Plato’s critical view of writing and the philosophical reasons why he chose to write despite his distrust.   Many philosophers have had quite negative views on writing and reading. They despised books and believed that the wisdom gained from them was fake and far from reality. At the root of this attitude toward books lies Plato. Plato was a philosopher...

In this blog post, we will look at why propellers are still used as the core propulsion device for ships, through their background, technological evolution, various types, and examples of use.   We are currently living in a global era. With frequent trade between countries, countries around the world are conducting trade based on their own interests. Trade between countries is conducted in...

In this blog post, we will discuss the development and importance of programming languages and how they play an important role in expressing human thought and developing problem-solving skills.   Looking around modern society today, almost everyone uses computers to do many things. Most households have a computer. We can do countless tasks using computers, such as accessing the Internet to...

In this blog post, we will examine Poussin’s artistic philosophy and the influence of ancient Greek and Roman art, and explore how he pursued ideal beauty and immutability.   The 17th-century French painter N. Poussin sought to express eternal and ideal beauty that transcends the experiential dimension through his paintings. His artistic philosophy went beyond mere aesthetic expression...

In this blog post, we will examine how everyday life and personal experiences have historical significance and how they are expanded into new historical narratives from the perspective of new cultural history.   History changes. In the early days of historical research, simple chronological narratives and biographies of famous people were the norm. However, as time passed, history has...

In this blog post, we will explore how humans react to danger when the amygdala, the part of the brain responsible for fear, is damaged.   Let’s imagine a situation where a person who is afraid of mice is suddenly confronted by one. Before they can make a rational decision, they will instinctively scream and run away. Why is that? The visual information of seeing a mouse is first...

In this blog post, we will learn how perming changes the internal bonds of hair through oxidation and reduction reactions to maintain the desired shape for a long time.   How much time do people need to spend on their hair in the morning before leaving for work? The exact amount of time varies from person to person, but rather than styling straight hair with a hair dryer or wax every day...

In this blog post, we will look at the principles and concepts of the Turing machine proposed by Alan Turing, the father of computers, and its impact on the development of computers today.   Computers are unique inventions with unlimited possibilities. They have the versatility to accelerate and expand human thought processes. Computers play an important role in the development of modern...

In this blog post, we will learn about the physiological principles of pain, the process of nerve transmission, and the defensive role and inhibitory mechanism of pain.   Pain is a type of sensation that acts as a defense mechanism, giving us conscious awareness when tissue damage occurs or is about to occur. Stimuli that cause pain include mechanical stimuli caused by strong physical...

In this blog post, we take a closer look at the Hayflick limit, which is the limit of cell division, telomeres, and telomerase, and how they affect human aging and lifespan.   When we are born, we are given 25 years of life before we start to age. This time can be bought and sold, so the rich can live for hundreds of years in good health, while the poor die before they have a chance to live...