Robotics
The Number of Joints Shapes Movement: Degrees of Freedom
What determines how a robot can move? This article explains degrees of freedom, covering what the term means, how six-axis industrial robot arms work, the degrees of freedom of the
Articles to explore
You are browsing the English interface. Articles without a published translation are clearly marked and open in Korean.
810 articles found
Economics
Interest Rate Hikes: Changes in the Economic Landscape and Response Strategies
There is growing attention to the effects of interest rate hikes on the South Korean economy. A central bank's decision to raise interest rates can bring significant changes for co
Food & nutrition
Comprehensive Food Safety: Practical Strategies and Management Methods
Food safety is an important topic that directly affects our health and quality of life. Thorough management is needed in various areas, including proper food handling and storage a
Social welfare
Help That Starts from the Strengths People Already Have: The Strengths Perspective
The strengths perspective is a social work approach that places the talents, resources, and hopes of people, families, and communities at the center of helping. We look at its orig
Earth science
The Underground Ember That Stamps Out a Line of Islands: The Hotspot
A hotspot is a place where unusually hot mantle feeds magma to volcanoes regardless of plate boundaries. This article covers how the idea arose, how volcanic island chains form, Ea
Library & information science
Understanding the Structure and Principles of MARC (A MARC Analysis)
A close look at the structure of MARC, the format libraries use for cataloging. Using a real record for the book 'Romance of the Three Kingdoms' (Samgukji) from the National Librar
Library & information science
The Concept and Types of Digital Collections
This time, we will discuss digital collections, which can be considered a component of the broader concept of a digital library. Digital collections are the core of a digital libra
Physics
When Light Cannot Escape: Total Internal Reflection
Total internal reflection happens when light traveling from a material with a higher refractive index toward a lower one hits the boundary beyond the critical angle and is reflecte
Library & information science
Repositories Where You Can Read Research Papers for Free (Open Access)
This time, we will explore the concept of repositories, which are primarily established and used by universities and research institutions, and ways to obtain research papers for f
Education
Learning More Deeply by Teaching: The Protégé Effect
Why do we learn better ourselves when we try to teach others? This article explains the origins of the protégé effect, the Betty's Brain experiment, why preparing to teach deepens
General knowledge
Headlines That End in a Question Mark Usually Mean No: Betteridge's Law of Headlines
Betteridge's law of headlines is the adage that any headline ending in a question mark can almost always be answered with a single word: no. This article covers how the law came ab
Journalism & communication
Public Opinion Formation and the Role of the Media: Harmonizing Responsibility and Change
Public opinion is a social phenomenon that takes shape through a complex process involving various actors. It plays an important role in society's development and change, and the p