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783 articles found
Library & information science
A library call number is the unique code on a book's spine that tells you where it sits and sets it apart from other items. This guide explains its parts: location marks, classific
Physics
Quantum mechanics is a theoretical framework that plays an important role in understanding the fundamental properties of matter and energy. Among its principles, the uncertainty pr
Film & media
Video technology has advanced noticeably over time, and screen scanning (Scanning) technology in particular has greatly improved video resolution and quality. Screen scanning refer
Education
Bloom’s Taxonomy is a framework that arranges the thinking skills a lesson aims to develop in order, from the easiest level to the hardest. This article covers what it is, the orig
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
Tourism studies
Why does a once-crowded beach resort end up with faded signs and empty hotels, while an unknown quiet village suddenly becomes famous? This article explains the Tourism Area Life C
Social welfare
Deinstitutionalization is the process of reducing care centered on large institutions and rebuilding housing, care, and relationships so people can live ordinary lives in the commu
Statistics
The friendship paradox is the phenomenon in which most people's friends have, on average, more friends than they do. This article explains why it happens with a simple calculation,
Chemistry
Liposomes are artificial vesicles with a bilayer structure similar to biological membranes and have potential for a wide range of biological applications. These vesicles are attrac
General knowledge
The main types of vision problems such as myopia, hyperopia, astigmatism, and presbyopia, the science of lenses, materials, and coatings, how each problem is corrected, other corre
Design
Universal design is a way of designing products and spaces so that as many people as possible can use them, regardless of age, build, or disability, without separate modifications
Logistics
ABC analysis divides inventory into three classes, A, B, and C, by annual usage value and manages each class with a different level of care. Learn how it emerged from Pareto and Ju
