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810 articles found
Robotics
The Zero Moment Point (ZMP) is the point under the feet where ground forces create no tipping moment, long used to judge whether a biped robot will fall. This piece covers the supp
Economics
A Giffen good is a good whose quantity demanded rises when its price rises and falls when its price falls, going against the law of demand. We look at where the name came from, why
Food & nutrition
Healthy, elastic skin is one of the standards of beauty that many people strive for. This is especially true today, when there is so much interest in looking younger. The protein c
Social welfare
The welfare state is an important concept that plays an essential role in improving citizens' quality of life and maintaining social stability in modern society. This article exami
Film & media
With advances in video production and streaming technology, we can now easily access high-quality video. However, many people still do not clearly understand the important factors
Physics
Certain solids build up electric charge on their surfaces the moment they are pressed or stretched. This article covers how the piezoelectric effect works, the meaning behind its n
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
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
Physics
Multiverse theory is one of the most prominent and controversial concepts in modern physics, proposing the possibility that countless other universes exist beyond the universe we i
General knowledge
Fermi estimation breaks an unknown quantity into numbers you already know, roughly estimates each piece, and multiplies them to get the order of magnitude. This article covers the
Journalism & communication
Media priming is the phenomenon in which issues the media highlights become the standards we use to judge people and policies later. From Iyengar and Kinder’s 1987 experiments and
Design
Why do people assume a prettier app is easier to use before they try it? This piece explains the aesthetic-usability effect through Kurosu and Kashimura’s 1995 ATM study, Tractinsk
