Physics
Why Cold Coffee Never Warms Back Up: Entropy
Entropy is a quantity that captures why nature flows in only one direction. This article covers its origin with Clausius, the Second Law of Thermodynamics, Boltzmann's probabilisti
Articles to explore
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809 articles found
General knowledge
Refuting Takes Ten Times the Effort: Brandolini's Law
Brandolini's Law is the rule of thumb that refuting a false claim takes far more effort than producing it. We look at where the law came from, why rebuttals are so hard, older insi
Film & media
A Composition That Divides the Frame into Nine: The Rule of Thirds
The rule of thirds is a composition principle that divides the frame into nine equal parts and places key subjects on the lines or where they meet. This article covers its basic pr
Film & media
Frame Rate: A Decisive Factor in Video Quality
With advances in video production and streaming technology, we can now easily access high-quality video. However, many people still do not clearly understand the important factors
Tourism studies
The Urge to Leave and the Place That Calls: Push-Pull Theory
Why do people travel, and why do they choose a particular place? This article explains the origins of push-pull theory, push factors as travel motives, pull factors as destination
Economics
Putting a Price on the Harm: Pigouvian Tax
A Pigouvian tax charges an activity that harms others a tax equal to that harm, so market prices reflect the true social cost. Learn about externalities, how the tax corrects the m
Robotics
Reducing Error on the Way to the Goal: Proportional-Integral-Derivative Control
How do robot arms and drones stop right at their target? This article covers the history of PID control starting with Minorsky, the roles of the proportional, integral and derivati
Business administration
The Strength Others Can't Easily Copy: Core Competence
Core competence is the collective capability that ties an organization's skills and learning together and carries across many products and markets. This article covers its meaning,
Journalism & communication
Why Does Only This Story Make the News? News Values
News values are the criteria that decide which events become news and how they are reported. This article covers Galtung and Ruge’s 1965 study that started the field, the main news
Tourism studies
The Future of Rural Tourism: Strategies for Environmental Protection and Economic Revitalization
Rural tourism in Korea has become an important social and economic activity that offers time for rest and healing to people weary of urban life. This resource examines the definiti
Social welfare
Turning Surplus Food into Meals for Those in Need: Food Bank
A food bank is an organization and system that collects donated food that is still edible but hard to sell and distributes it to people struggling to get enough to eat and to welfa
Psychology
One Good Trait Makes Everything Shine: The Halo Effect
The halo effect is a bias in judgment in which the impression from one standout trait spills over into how we rate other, unrelated traits. This piece covers the research that firs