Business

The sky's the limit: A brief history of in-flight entertainment

As the winter holidays draw near, many of us are already booking flights to see friends and family or vacation in warmer climates. Nowadays, air travel is synonymous with some form of in-flight entertainment, encompassing ...

Consumer & Gadgets

New phone case provides workaround for inaccessible touch screens

A new smartphone case could soon enable folks with visual impairments, tremors and spasms to use touch screens independently. Developed at the University of Michigan, BrushLens could help users perceive, locate and tap buttons ...

Computer Sciences

Netflix says its magenta approach beats green screen

Green screen technology has been around nearly a century. Some 45 million moviegoers were mesmerized by the special effects of "The Wizard of Oz" when it hit theaters in 1939. The magical scenes in Emerald City were the first ...

Energy & Green Tech

Study proposes new method for screening retired batteries

In recent years, the sales of electric vehicles have experienced remarkable growth in many countries, largely due to the high energy density and low self-discharge characteristics of lithium-ion batteries. However, the safe ...

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Screening

Screening, in general, is the investigation of a great number of something (for instance, people) looking for those with a particular problem or feature. One example is at an airport, where many bags get x-rayed to try to detect any which may contain weapons or explosives. People are also screened going through a metal detector. Even though the procedure aims at a large number of screens, it is always equivalent to sampling in statistics, because the complete population is almost always inaccessible for screening.

Screening has other, more specific meanings:

This text uses material from Wikipedia, licensed under CC BY-SA