CategoryKnowledge

Catalysts catalyze chemical reactions, making them an integral part of modern industry and playing an important role in the efficient use of energy resources and environmental preservation. Catalyst design methods provide a systematic approach to solving these problems and are becoming a key technology for future sustainable development.   Catalysts are also called magic stones. This is...

Bonds are issued to finance businesses, and their prices are determined by a variety of factors, including the issuer, interest rate, maturity, and insolvency risk. Investors use these factors to evaluate the current value and price of bonds, and formulate investment strategies based on the economic environment and market conditions.   Bonds are securities issued to finance a business. There...

Maps are an important tool for humans to understand and communicate about space, and have undergone many changes from ancient times to modern times. Maps have become increasingly sophisticated in response to the needs of the times and technological advances, and have had a profound impact on society through governance, administration, and popular use.   Maps have been used since early times...

  Surrealism and the avant-garde are revolutionary artistic movements that subverted conventional aesthetics and notions of art, bringing irrational perceptions and the subconscious to the surface, blurring the lines between reality and fantasy, and exploring human desire.   Surrealism Surrealism is a literary and artistic movement that opposes rationalism and naturalism, bringing to...

  Surrealism evolved out of Dadaism in the early 20th century, drawing on Freudian psychoanalysis to explore the unconscious and the world of dreams. It became a distinctive expression in painting and film through the work of artists such as Salvador Dalí and Luis Buñuel.   Surrealist style of expression To put it simply, the surrealist style is an expression of something beyond reality...

Superconductors are materials that have zero electrical resistance, a phenomenon that can maximize efficiency by reducing energy losses. This article describes the history of their discovery, their commercialization, and their potential to help solve the energy problem.   Modern science tells us that energy is conserved throughout the universe. It’s just that energy that is useful to...

This article explores the relationship between philosophy and science, emphasizing that the profound questions philosophy addresses are not solved by the scientific method. It discusses that while science provides knowledge, philosophy provides wisdom to humans and plays an important role in the search for truth and the nature of existence.   “As Cicero had already observed, the only thing...

The importance of both creative industries and the creative class must be considered in order to strengthen the competitiveness of creative cities. A strategy that balances and harmonizes both factors is a key factor in determining the sustainable development of a city.   In recent years, creative cities have been discussed as a new strategy to improve the competitiveness of cities. A...

This article argues that the coercive nature of conscription leads to maladjustment and conflict in military life, and uses military experience to demonstrate that voluntary enlistment is a realistic alternative that can solve the problem while maintaining military strength.   Many years ago, a famous South Korean entertainer was banned from entering the country for evading military service...

The social impact of illness is still overlooked by many, and patients suffer further and are marginalized by social prejudice and ignorance. To address these issues, doctors and governments have a role to play, and education needs to be improved along with institutional changes.   The 21st century is the age of science. Science plays a key role in medicine, and as new treatments emerge...