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810 articles found
Information technology
A Heisenbug is a software bug that disappears or changes its behavior when you try to investigate it. This article covers where the name came from, why such bugs hide, related bug
Psychology
Why do unfinished tasks linger in our minds longer than completed ones? This article explains the Zeigarnik Effect: its origins, how memory and psychological tension work together,
Education
A growth mindset is the belief that intelligence and talent can grow through effort, good strategies and help from others. We look at how it differs from a fixed mindset, the prais
General knowledge
Murphy's Law is the rule of thumb that anything that can go wrong eventually will. This piece covers its origins in the U.S. Air Force's MX981 rocket sled tests and Edward Murphy's
Information technology
In modern society, robotics is advancing rapidly, and its role is becoming increasingly important. Although it initially remained at the level of performing simple mechanical movem
General knowledge
Why can contact lists grow while deep ties stay few? Dunbar’s Number says humans can sustainably keep only so many stable relationships—often about 150—layered as roughly 5, 15, 50
Statistics
Many statistical techniques are used in data analysis, and the t-test is a prominent method frequently used in data analysis and research to test differences between two groups. Th
Design
The Doherty Threshold is the principle that when a computer responds within about 0.4 seconds, people and machines stop waiting on each other and productivity rises sharply. This p
Tourism studies
In modern society, tourism has a tremendous impact on national economies and has established itself as an important means of promoting international cultural exchange. Tourist dest
General knowledge
Occam’s Razor is the methodological guideline that, when several hypotheses explain the same phenomenon, we should favor the one that adds no unnecessary assumptions. This article
Economics
Why can good products disappear from a market where buyers cannot judge quality? This article covers Akerlof's 1970 paper, how adverse selection drives good goods out, examples bey
Statistics
Inferential statistics is a methodology that plays a very important role in analyzing and interpreting data. It is a statistical technique that uses sample data to draw conclusions
