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810 articles found
Economics
What happens if you keep pouring wine into the topmost glass in a tower of stacked wine glasses? Once the upper glass fills up, the overflowing wine naturally flows down into the g
Library & information science
The theory and practice of information organization play a central role in maximizing information discovery and use through the systematic classification and arrangement of materia
Earth science
A caldera is a large, round basin that forms when the ground above an emptied magma chamber collapses. Learn how it differs from a crater, how it forms, famous calderas around the
Chemistry
Chemiluminescence is the phenomenon in which energy released by a chemical reaction comes out as light instead of heat. This piece covers how excited molecules produce this ‘cold l
Library & information science
How do you find the studies that have cited a paper you are reading? This article explains how Eugene Garfield's citation index came about and what it is, how to search backward an
Design
The Bauhaus was an art school in Germany from 1919 to 1933 that united crafts and fine arts and laid the foundations of modern design through an education focused on mass productio
Earth science
Waves are a natural phenomenon commonly seen at the beach, but their formation and behavior involve highly complex and varied processes. Understanding waves plays an important role
Earth science
Heat waves are occurring frequently around the world, and their intensity and frequency are steadily increasing. As a result, many people are experiencing health problems, and agri
Chemistry
Organic chemistry is a branch of chemistry that studies the structures, properties, and reactions of carbon-based compounds, and it is closely connected to various disciplines, inc
Education
Dual Coding Theory holds that the mind has separate verbal and nonverbal systems, and that linking words with pictures helps us understand better and remember longer. This piece co
Economics
Deflation poses a serious threat to economic stability, negatively affecting the entire economy as prices continue to fall. This article will provide an in-depth analysis of the de
Social welfare
The settlement house movement sent educated young people to live in poor neighborhoods alongside residents, combining education, everyday support, and social reform. We look at how
