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
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Chemistry
The Reaction That Slowly Eats Away at Iron: Corrosion
Corrosion is the process by which a metal reacts chemically with its surroundings, loses its original properties, and breaks down. This piece covers how iron rusts, what happens wh
Food & nutrition
Killing Germs Without Boiling: Pasteurization
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
Earth science
Why Cities Run Hotter: The Urban Heat Island
An urban heat island is when a city runs warmer than the countryside around it. This piece covers Luke Howard’s early records in London, why pavement and buildings trap heat, how t
Chemistry
Water Moving Across a Single Membrane: Osmosis
Why does salted cabbage release its water overnight? This article covers what osmosis is, the three factors that drive it, everyday examples, and reverse osmosis, the technology th
Logistics
The Cold Path That Must Never Break: Cold Chain Logistics
How do milk and vaccines reach us while staying cold? This article covers the history of the cold chain from ice-packed shipping to refrigerated trucks, its four stages and tempera
Chemistry
Same Element, Different Faces: Allotropes
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
Physics
Light That Knocks Out Electrons: The Photoelectric Effect
The photoelectric effect is the phenomenon in which electrons at the surface of a material such as a metal or semiconductor absorb energy from incident light and escape. This artic
Chemistry
Batteries: Chemical Structures That Store Energy
From the smartphone we check as soon as we open our eyes each morning to electric cars quietly passing along the street, laptops, and power banks, the daily lives of people today w
Information technology
What Is Deep Learning? From the Basic Concept to How It Works
Many of the AI technologies we encounter today operate on the basis of deep learning. Deep learning is always behind the most innovative changes in modern information technology (I
Logistics
Time Bombs on the Road: Everything About 'Dangerous Goods Logistics'
The lithium batteries in the smartphones we use every day, the gasoline we put in our cars, the sprays we use to repel mosquitoes in summer, and even the disinfectants used to prod
Logistics
The Heart of Modern Logistics: Everything About Forklifts
In modern society, logistics is like the vast bloodstream that keeps cities and nations moving. Millions of parcel boxes move every day, container ships come and go around the worl