Chemistry
Why Ice Forms Later: Freezing Point Depression
Freezing point depression is the lowering of a liquid’s freezing temperature when other substances are dissolved in it. We look at why dissolved particles slow ice formation, why t
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General knowledge
A Guide to Dog Characteristics and Interpreting Their Behavior
Understanding and caring for a dog's traits and behavior is an important task for every dog owner. This guide covers dogs' physical and physiological characteristics, the distincti
General knowledge
Monitor Connectors and Ports: A Complete Connection Guide
A guide to the connectors and ports used to hook up a monitor: the difference between a connector and a port, the features of HDMI, DisplayPort, DVI, and VGA, a comparison of the m
Information technology
How to Integrate and Develop with APIs
What an API (application programming interface) is, how Korean services such as Naver, Kakao, and the Public Data Portal use APIs, how to get an API key and connect to an API, and
Physics
The Multiverse: Exploring a New Paradigm
Multiverse theory is one of the most prominent and controversial concepts in modern physics, proposing the possibility that countless other universes exist beyond the universe we i
Psychology
Personal Space and Territory in Psychology: What Is the Psychology Behind Seating Positions?
Psychology uses the concepts of personal space and territory to study how we perceive and try to protect our physical and emotional space. Personal space and territory are importan
Logistics
Time Bombs on the Road: Everything About 'Dangerous Goods Logistics'
The lithium batteries in the smartphones we use every day, the gasoline we put in our cars, the sprays we use to repel mosquitoes in summer, and even the disinfectants used to prod
Design
Design That Shows You What to Do: Affordance
Affordance is the relationship in which an object’s physical and perceptual characteristics suggest what actions a user can take. This article covers its origins, perceived afforda
General knowledge
A Simple Guide to Writing a Personal Statement
This time, I would like to cover the basics of writing a personal statement that you need when applying to a school, company, or similar institution. A personal statement (self-int
Statistics
Torture the Numbers and They Will Confess: P-hacking
P-hacking is the practice of analysing data in different ways until a “statistically significant” result appears. We look at what p-values mean, the common ways p-hacking happens,
Physics
Light That Knocks Out Electrons: The Photoelectric Effect
The photoelectric effect is the phenomenon in which electrons at the surface of a material such as a metal or semiconductor absorb energy from incident light and escape. This artic
Statistics
The Rule Hidden in the First Digit: Benford's Law
In many naturally occurring sets of numbers, smaller leading digits appear far more often: about 30.1% start with 1, and only about 4.6% with 9. This article explains the definitio