F-15s combat supersonic shockwaves
NASA is concluding a series of flight tests using F-15 jets flying in tandem to measure shock waves. The effort aims to validate computer models that could be used in designing quieter supersonic aircraft.
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The latest in video process monitoring
Video can be applied to process control applications in ways that weren't possible a few years ago, like sent to cell phones or PDAs for problem diagnosis and resolution. Images can be transmitted over very long distances, on existing networks, so that “blind spots” in the operation are eliminated at very low cost.
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Nanomaterials may double service life of concrete
Engineers at the National Institute of Standards and Technology (NIST) are patenting a method that is expected to double the service life of concrete. The key is a nano-sized additive that slows down penetration of chloride and sulfate ions from road salt, sea water, and soils into the concrete.
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Wheels (and wings): Airliners try continuous descent to save fuel
Airline passengers arriving in Atlanta on early morning “redeye” flights during the past few months may have noticed something different during their descent to the runway. Instead of the typical sound of engine power rising and falling as the aircraft descended in a series of level flight steps, they may have noticed a quieter arrival — without the steps.
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5-Star Product: Image sensors solve complex apps without a PC
Now this is what we call simple: a way to quickly and conveniently apply and support inspections right on the factory floor. The iVu Image Sensor from Banner Engineering is the first product of its kind to feature a touch screen with an intuitive interface and easily configurable inspection parameters.
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Engineer's Toolbox: Color sensor kit enables new design options
TT electronics OPTEK Technology has developed a color sensor evaluation kit. Typical applications include pill sorting machinery, ink and/or paper color detection for office machines, color printer calibration sensors, and color-match sensing in paint, textile, and cosmetic manufacturing.
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Question for Readers: What's your auto strategy for 2009?
Are you waiting for a fed incentive to help replace your aging wheels, going the used-car route, doing all the maintenance yourself, or switching to two-wheelin' it, pedal-power style? Email your thoughts to the editor mfoley@nelsonpub.com. We'll post your responses in the coming weeks.

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