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773 articles found
Library & information science
Information foraging theory, developed by Peter Pirolli and Stuart Card at Xerox PARC, explains how people search for information the way animals hunt for food. This article covers
Earth science
Air pressure shapes our weather and is something we feel in everyday life. This article covers the basic concept of air pressure, the role and importance of atmospheric pressure, t
Business administration
Kaizen is a management approach in which everyone on the front line keeps making small improvements instead of one grand change. This article covers what the word means and where i
Physics
The Foucault Pendulum is a device that shows the Earth's rotation with your own eyes: a heavy bob on a very long wire whose plane of swing slowly turns relative to the ground. We l
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
Statistics
Standard deviation plays an important role in describing data variability and is an essential concept used in a wide range of practical situations. In data analysis and decision-ma
Information technology
Network technology is at the heart of modern society's information and communications infrastructure and has become an indispensable part of the business environment. In a rapidly
General knowledge
Occam’s Razor is the methodological guideline that, when several hypotheses explain the same phenomenon, we should favor the one that adds no unnecessary assumptions. This article
Statistics
After a standout exam or a praised flight, the next result often looks weaker—and after a flop, stronger. Much of that swing is regression toward the mean, not praise or blame. Thi
Robotics
Grey Walter’s Tortoises were small robots built in the late 1940s by British neurophysiologist William Grey Walter that explored their surroundings on their own using just two vacu
Social welfare
Two people with the same income can lead very different lives. This article explains the capability approach of Amartya Sen and Martha Nussbaum, from functionings and capabilities
Earth science
Gravity is an essential part of our everyday lives and one of the fundamental forces of the universe. Through gravity, we pull objects toward the ground, and it affects everything
