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810 articles found
Economics
Can rebuilding after a disaster or war really make a society richer? This piece explains the broken window fallacy through Frédéric Bastiat’s 1850 parable of the seen and the unsee
Chemistry
Analytical chemistry is a branch of chemistry that scientifically analyzes the composition, structure, and chemical properties of substances. This discipline plays a very important
Earth science
The phenomenon in which an asphalt road you walk along every day or a yard in a quiet residential neighborhood suddenly collapses into an enormous hole is called a sinkhole. You ha
Library & information science
Library anxiety is the discomfort, worry, and fear people feel when they need to find and use materials in a library, and the urge to avoid asking for help that comes with it. This
Psychology
Where does the feeling that nothing you do will work come from? This article covers Seligman's experiments, attributional style, how neuroscience overturned the explanation in 2016
Chemistry
Why don’t books on a shelf catch fire by themselves? Reactions must first climb an energy hill called activation energy. This piece covers the Arrhenius equation, why heat speeds r
Chemistry
Le Chatelier's principle states that when a system at chemical equilibrium is disturbed by a change in concentration, pressure, or temperature, the equilibrium shifts in the direct
Library & information science
This time, I would like to prepare material on the information retrieval methods commonly used when searching through internet portals or looking for specialized resources. The ope
Food & nutrition
Pasteurization heats food below boiling to cut pathogens and spoilage microbes while keeping flavor and nutrition. This piece covers Pasteur’s wine experiments in 1864, Soxhlet’s m
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
Chemistry
How can pencil lead and a diamond ring be made of exactly the same carbon? This article explains allotropes: what they are and how they arise, the many faces of carbon, examples fr
Statistics
Public opinion polls are powerful tools for collecting and analyzing our thoughts and opinions in modern society. They play an important role across politics, the economy, and soci
