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810 articles found
Social welfare
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
Information technology
Considered one of the innovations of modern technology, 3D printers are bringing major changes to industries ranging from manufacturing to medicine, education, and art. 3D printers
Tourism studies
What if, out of nowhere, hundreds of visitors from elsewhere began coming to the alley outside your home every day to take selfies, shouting and singing loudly until late at night,
Food & nutrition
Efficient meal planning is an important factor in maintaining health and improving physical fitness. In modern society, putting together a balanced diet amid busy schedules and cou
Chemistry
Chemical catalysts are essential substances for accelerating chemical reactions or optimizing reaction conditions. Catalysts can maximize reaction efficiency without being consumed
Earth science
An exploration of convection: its basic principles and definition, the different forms convection takes on Earth, how it shapes climate and weather, and how it is applied in everyd
Film & media
An anamorphic lens squeezes a wide scene only horizontally onto film or a sensor, then stretches it back by the same ratio to create a widescreen image. This article covers how it
Library & information science
We live in an age of 'information overload,' with an enormous amount of information and books pouring out every day. Everyone has probably experienced feeling overwhelmed about whi
Physics
Why can a full glass of water bulge above the rim without spilling, and how do water striders walk on ponds? This article explains how surface tension arises, why water's is unusua
Logistics
The hub-and-spoke model gathers cargo from many origins at a central hub, sorts it by destination, and sends it back out to each region. This piece covers how it compares with poin
Chemistry
Analytical chemistry is a branch of chemistry that scientifically analyzes the composition, structure, and chemical properties of substances. This discipline plays a very important
Logistics
What is the secret that lets us buy cosmetics from overseas with a single click online and put imported bananas on our breakfast tables? It is all thanks to a vast logistics system
