Education
A Bridge Laid Before New Knowledge: The Advance Organizer
Proposed by educational psychologist David Ausubel, an advance organizer is a broad, general idea presented before new material so it can connect to what learners already know. Thi
Articles to explore
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727 articles found
Tourism studies
Travel Experience Builds a Career Too: The Travel Career Ladder
Why do our travel wishes change as we travel more? This guide explains Philip Pearce's Travel Career Ladder, its five levels of motivation, how travelers move up and down the ladde
Economics
Too Invested to Quit: The Sunk Cost Fallacy
Why do we sit through a dull movie just because we paid for the ticket? This guide explains sunk costs, the bygones principle, why people fall into the sunk cost fallacy, classic e
Business administration
Does Going First Win? First-Mover Advantage
First-mover advantage is the edge a company gains by entering a market before anyone else. We look at where that edge comes from, the costs pioneers pay, what historical research r
Chemistry
Why Ice Forms Later: Freezing Point Depression
Freezing point depression is the lowering of a liquid’s freezing temperature when other substances are dissolved in it. We look at why dissolved particles slow ice formation, why t
Statistics
Counting the Whole from a Few Serial Numbers: The German Tank Problem
The German tank problem asks how to estimate the total number of sequentially numbered items from the serial numbers of just a few. We look at how the Allies used captured tank ser
Earth science
A Band of Water Vapor Flowing Through the Sky: Atmospheric Rivers
An atmospheric river is a long, narrow band of water vapor, evaporated from warm oceans, that flows along the lower atmosphere for thousands of kilometers. We look at where the nam
Information technology
Less Power as They Shrank: Dennard Scaling
Dennard scaling is the semiconductor scaling rule that if transistors are made smaller while voltage is lowered by the same ratio, the power used by a given area of a chip stays th
General knowledge
Joke or Sincere? Poe’s Law
Poe’s Law is the internet rule of thumb that, without a clear sign of the author’s intent, a parody of extreme views will inevitably be taken as sincere by someone. We look at wher
Film & media
Movement Traced from Live Action: Rotoscoping
Rotoscoping is a technique in which live-action footage is projected one frame at a time and traced over to create realistic movement. We look at how it was invented, how it works,
Journalism & communication
A Custom World Only You See: The Filter Bubble
A filter bubble forms when the personalization algorithms of search engines and social media show us only the information we are likely to like, trapping us in a bubble of content
Psychology
Hearing Your Name Through the Noise: The Cocktail Party Effect
The cocktail party effect is our ability to focus on one voice amid many overlapping sounds while still reacting to important information, such as our own name, in the sounds we ar