Physics
The Real Reason the Sky Is Blue: Rayleigh Scattering
Rayleigh scattering, worked out by Lord Rayleigh in 1871, is the scattering of light by particles much smaller than its wavelength, such as air molecules, and it is far stronger fo
Articles to explore
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810 articles found
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
It Starts and Ends at Home: Leiper’s Tourism System
Leiper’s Tourism System views tourism as one connected system of tourists, the region they leave, the route they travel, the destination they stay in, and the tourism industry. Lea
Food & nutrition
What Causes Food Poisoning, What Are Its Symptoms, and How Should You Respond? (+Types of Food Poisoning Bacteria)
Food poisoning is one of the things that requires extra caution during the summer. Food poisoning is an illness caused by eating unsafe food, and its causes and symptoms vary. In t
Social welfare
A Blueprint That Took On Five Giants: The Beveridge Report
The Beveridge Report, published in Britain in 1942 during the Second World War, proposed rebuilding postwar welfare around flat-rate social insurance for every citizen. This piece
Film & media
Effective Broadcast Scheduling Strategies and Optimization Approaches
South Korea's broadcasting industry is changing rapidly and developing steadily. Amid these changes, broadcast scheduling plays an important role in attracting and retaining viewer
Tourism studies
Going Before It Disappears: Last Chance Tourism
Last chance tourism is travel to see vanishing landscapes, wildlife, or cultures before they are gone. This piece covers the concept and its origins, why people are drawn to it, we
Film & media
The Concept and Use of Screen Scanning in Video — Interlaced & Progressive Scanning
Video technology has advanced noticeably over time, and screen scanning (Scanning) technology in particular has greatly improved video resolution and quality. Screen scanning refer
Film & media
Editing That Skips Through Time: The Jump Cut
What is a jump cut, the kind of edit in which time seems to leap forward within the same shot? This article explains its relationship to the 30-degree rule, Godard's Breathless, ho
Film & media
The Magic of Creating Cinematic Reality: Montage
How are the emotions and immersion we experience when watching films or video content created? They may come from an actor shedding tears on screen or from majestic music. Yet the
Education
The Secret of Learning That Lasts: Desirable Difficulty
Why is what we learn easily so easily forgotten? This article explains desirable difficulty, as described by Robert Bjork, covering its meaning and origins, learning methods such a
Design
If It Looks Good, It Feels Easy: The Aesthetic-Usability Effect
Why do people assume a prettier app is easier to use before they try it? This piece explains the aesthetic-usability effect through Kurosu and Kashimura’s 1995 ATM study, Tractinsk