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810 articles found
Information technology
Why doesn’t doubling your cores double your speed? Amdahl’s Law shows that the serial portion you cannot parallelize caps the overall speedup at 1/s. This piece covers the formula,
Chemistry
Electrochemistry is the study of the interaction between chemistry and electricity, an important field that has a profound impact on our everyday lives. It plays a central role in
Library & information science
This time, we will explore the concepts of the Semantic Web, which is attracting attention as a next-generation web technology, and the related concept of ontology, as well as thei
Film & media
Why do some dialogue scenes feel so natural? This article explains the split edit, which cuts picture and sound at different moments, and the difference between the J-cut, where so
Education
Scaffolding is a teaching strategy that gives learners temporary support for tasks they cannot yet do alone and gradually removes it as their abilities grow. This article covers it
Information technology
HTML is short for Hyper Text Markup Language and is one of the languages needed to create websites. Here, HTML mainly uses the concept of tags to create web documents, and this art
General knowledge
Brandolini's Law is the rule of thumb that refuting a false claim takes far more effort than producing it. We look at where the law came from, why rebuttals are so hard, older insi
Business administration
Porter's Five Forces is a framework for judging how profitable an industry is by looking at five pressures around a company. This article covers why it emerged, what the five force
Economics
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
Film & media
The art of photography and video is a complex process that involves understanding and applying various techniques and principles, rather than simply pressing a button to capture an
Earth science
The Mohorovičić Discontinuity, or Moho, is the boundary between Earth's crust and the mantle below it. This article covers where the Moho lies, how a Croatian seismologist found it
Statistics
Standard deviation plays an important role in describing data variability and is an essential concept used in a wide range of practical situations. In data analysis and decision-ma
