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Some current applications work in the computer-rendered environments known as virtual reality (VR) are examined. Caterpillar Inc., a manufacturer of earth-moving and construction equipment is using(More)
The author discusses Aegis, the US Navy's advanced shipborne system for threat and battle management, which uses sophisticated beam-forming and signal-processing techniques to reduce the(More)
The approaches to global competition adopted by Japan, West Germany, and to the US are examined. In Japan several government institutions assist in developing a strategic vision in science and(More)
The present status and possible future course of the Strategic Defense Initiative are described. The present proposal, which calls for four types of space-borne and ground-based sensors to track(More)
The author focusses on advances in equipment that offset physically functional limitations. He discusses how disabled and elderly people are using aids that enhance mobility (walking a certain(More)