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810 articles found
Statistics
Probability distributions are a core concept in statistics and data science. This article covers their basic concepts and history, the main types and their characteristics, their m
Economics
Can rebuilding after a disaster or war really make a society richer? This piece explains the broken window fallacy through Frédéric Bastiat’s 1850 parable of the seen and the unsee
Physics
Bernoulli’s principle says that within a single flow, a fluid’s pressure drops where it speeds up and rises where it slows down. This piece covers how the principle came about, the
Economics
The benchmark interest rate plays a very important role in the South Korean economy. It is the interest rate set by the Bank of Korea and applied when commercial banks borrow funds
Physics
Why does an ambulance siren suddenly drop to a lower, drawn-out pitch the moment it passes you? This guide explains the Doppler effect, from its basic concept and working principle
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
Psychology
The Stroop Effect is the phenomenon in which naming the ink color of a word slows down and errors increase when the word's meaning and its color do not match. We look at the 1935 e
Physics
An eddy current is a swirling electric current induced inside a conductor such as metal by a changing magnetic field. This article covers how eddy currents arise, Lenz's law, why t
Journalism & communication
The Magic Bullet Theory is the view that media messages hit audiences directly, like bullets, and produce the same effect in everyone. We look at the age of propaganda that produce
Information technology
Modern society is experiencing rapid technological advances, and wearable devices stand out as an innovative technology bringing significant changes to various aspects of our lives
Education
Learning is an essential process for the continuous growth and development of individuals and society. Improving the efficiency and effectiveness of learning requires a deep unders
Economics
The basic concepts of supply and demand, how market equilibrium and the equilibrium price form, how price changes affect quantity demanded and supplied, what shifts the demand and
