Word: usefullness
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Some of the most practical gizmos were the simplest. Cordless was big. In addition to the vacuum cleaner, Maytag, Panasonic and Euro-Pro were all hawking cordless clothes irons. At $25, Select Brand's battery-powered corkscrew was both cheap and useful, taking only seconds to uncork a bottle of...
A major mental illness like clinical depression will send biochemical shock waves through the body. But the intimate relationship of body to mind isn't limited to serious disease. Researchers have come to understand that what lies below the neck can also be harmed by less acute kinds of brain...
In the modern world, stress usually takes other forms. But the fight-or-flight response hasn't changed. Sometimes it's still useful: a demanding job can lead to a sense of pride; a bout of precurtain jitters can motivate a spectacular performance. But many modern stresses are continuing, not...
CT scans represent a major advance over the simple X ray, which did not allow doctors to visualize brain tissue at all. Instead of a flat, two-dimensional X-ray picture, CT scanners produce a series of successive images. Taken as the patient, lying down, moves through a scanning ring...
Deep in Brazil's semi-arid interior, at the climax of a trip designed to show his cabinet the country's crushing poverty, newly elected President Luiz Inácio Lula da Silva mounted a makeshift stage and, like a lead singer introducing his band, presented his ministers to the...