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785 articles found
Earth science
In recent years, fine particulate matter has emerged as a major problem threatening the environment and human health. It is frequently found all around us, and its adverse effects
Social welfare
Case management is a social work practice that coordinates resources through assessment, planning, linking, monitoring, and evaluation so that people with complex needs can receive
Business administration
The Ansoff Matrix splits “what to sell (products)” and “whom to sell to (markets)” into existing and new, showing four growth strategies a company can choose along with how risky e
Business administration
In today's business environment, choosing an appropriate business form is important for running a successful business. The business form determines the legal structure of a busines
Robotics
Asimov’s Three Laws of Robotics are a set of prioritized rules: a robot must not harm humans, must obey human orders, and must protect itself. We look at how the laws were born, wh
Statistics
Anscombe’s Quartet is a set of four datasets whose summary statistics are nearly identical but whose graphs look completely different. This piece covers how it came about, the trap
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
Library & information science
How do you find the studies that have cited a paper you are reading? This article explains how Eugene Garfield's citation index came about and what it is, how to search backward an
Chemistry
Avogadro’s number is the number of particles in one mole of a substance, about 6.02 × 10²³. This piece explains what it means, ways to grasp its size, how Avogadro, Cannizzaro, Los
General knowledge
Does work grow when the deadline is generous? This article explains Parkinson's Law, the idea that ‘work expands to fill the time available,’ covering how it came about, why bureau
Chemistry
Distillation heats a liquid mixture, sends the more volatile components off as vapor first, then cools that vapor back into liquid to separate what was mixed. We look at its histor
Tourism studies
Slow travel is a way of traveling in which you stay in one place for a long time and experience it at a pace close to everyday life, rather than brushing past many places in a shor
