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799 articles found
Statistics
What the null and alternative hypotheses are, how to set them up for hypothesis testing, how significance level and statistical power shape the results, and three worked examples f
Library & information science
This time, on the subject of an important concept in cataloging within resource organization theory (information organization theory), authority, I would like to prepare some mater
Film & media
This time, I will review the roles of MPEG standard families related to video, then explore the difference between codecs and file containers. MPEG emerged when the need to distrib
Chemistry
Chirality is the property of an object or molecule that cannot be superimposed on its own mirror image. This article covers the basic definition of chirality, how mirror-image mole
Library & information science
The Mundaneum was a vast index-card archive founded in Brussels by Belgian lawyers Paul Otlet and Henri La Fontaine to gather the world’s knowledge in one place. This article cover
Physics
Particle physics is a scientific field that explores the universe's most fundamental constituents and the interactions between them. This discipline is essential to uncovering the
Psychology
How attachment theory developed from Bowlby and Ainsworth, the main attachment types and their traits, and how the theory is applied today in education, therapy, family counseling,
Social welfare
An ecological map, or eco-map, is an assessment tool that places a family or person in a central circle and draws their ties to surrounding systems such as work, school, hospitals,
Chemistry
From the smartphone we check as soon as we open our eyes each morning to electric cars quietly passing along the street, laptops, and power banks, the daily lives of people today w
Robotics
A collaborative robot, or cobot, is a robot designed to share a workspace with people and to reduce its own force and speed when it comes close or makes contact, so no one gets hur
Social welfare
What does it mean for people with disabilities to live as close as possible to the everyday life everyone else takes for granted? This article explains the normalization principle,
Psychology
The Barnum effect is our tendency to accept vague personality descriptions that fit almost anyone as accurate analyses of ourselves. This piece covers where the name came from, P.
