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795 articles found
Social welfare
The National Pension system has firmly established itself as an important social security system that provides security in old age in modern society. It provides people with an eco
Chemistry
Chemistry is transforming every aspect of our lives, and polymers in particular play a central role in a wide range of fields, from everyday life to advanced industries. Beyond sim
Physics
Relativity is a groundbreaking theory that fundamentally changed the paradigm of physics. Proposed by Albert Einstein, it challenged traditional concepts of time and space. Relativ
Robotics
Teleoperation lets a person control a distant machine directly, sending their hands and eyes where people cannot safely go. This article covers its origins in 1940s–50s nuclear lab
Logistics
The world of logistics and trade is full of complex documents. Among them, the invoice is unquestionably one of the most fundamental and important. Tax invoices and transaction sta
Information technology
Network technology is at the heart of modern society's information and communications infrastructure and has become an indispensable part of the business environment. In a rapidly
Design
The Double Diamond is a model that draws the design process as two diamonds side by side. This article covers what the two diamonds mean, the Discover and Define phases, the Develo
Chemistry
Spectroscopy is a technique that plays an essential role in analyzing the properties and structures of substances and has become an indispensable tool in various fields today. This
Economics
Global and domestic bond markets have undergone many changes recently. A bond is a financial product that serves as a form of IOU issued by governments, companies, financial instit
Psychology
Cognitive distortion is an invisible force that has a profound influence on our thoughts and emotions. These distortions prevent us from perceiving reality accurately and can somet
Logistics
The Economic Order Quantity (EOQ), presented by Ford W. Harris in 1913, is the order size that minimizes the sum of fixed ordering costs and inventory holding costs when demand is
Information technology
Big data has established itself as a key driver of innovation and development in modern society. Various industries are using big data to make better decisions, improve efficiency,
