Aviation instruments are highly interesting pieces of engineering, and it is quite satisfying to watch the often over-engineered mechanisms behind them. If you are into that sort of thing it is ...

Entomologists and mechanical engineers ordinarily have little to do with one another. The first study bugs; the second design machinery. But last week the Sperry Gyroscope Co., designers of highbrow ...

With today’s glass cockpits, “partial panel” now probably means reverting to a backup gyro artificial horizon, either electric or vacuum driven. Even some six pack-equipped aircraft (with vacuum ...