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809 articles found
Physics
Theories that explain how matter and energy interact in the quantum world form an important foundation of modern physics. Among them, the Schrödinger equation plays an important ro
Social welfare
Social welfare used to be simple. It consisted entirely of delivering goods (In-kind), such as rice or instant noodles, to neighbors facing financial hardship, or depositing a set
Chemistry
Thermodynamics is an important discipline that explains the interaction between energy and matter. This article explores its key concepts, from basic theory to state and path funct
Business administration
One of the first things to consider when running a business is how to generate revenue through its services. Therefore, to sustain and grow a business, you should start with a clea
Chemistry
Metabolism is an essential process that supports all physiological functions in living organisms, playing an important role in maintaining and regulating life activities through va
Food & nutrition
Why doesn't honey spoil easily even though it contains water? This article explains water activity, a measure of the free water in food, and how it is measured, the limits below wh
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
Physics
Conservation of angular momentum means that when no outside force acts to change its rotation, the amount of rotation a spinning object has stays the same. This piece covers the co
Physics
Neutrinos are among the most intriguing particles in the universe, with their roles and properties still shrouded in mystery. Despite their tiny size and weak interactions, neutrin
Earth science
Why is one side of a mountain range lush and the other dry? Moist air rises up the windward slope and drops its rain, then sinks, warms, and dries on the leeward side. This piece c
Physics
Nuclear physics is a branch of physics that studies the structure and properties of atoms and atomic nuclei, playing an important role throughout modern science and technology. Thi
Journalism & communication
Fake news has emerged as a serious problem in modern society. Amid a flood of information, distinguishing truth from falsehood is becoming increasingly difficult, and this is causi
