An unprecedented number of serious wildfires have occurred in recent years, and they are happening almost year-round now. Airborne resources are vital tools in fire management that are likely to see ...

Installing a recycle valve in parallel with the antisurge valve of a turbine-driven multistage (low pressure/high pressure) centrifugal compressor, in combination with control system modifications, ...

Gas turbine engines, most commonly encountered deafening you in the back row of a cross-country commercial flight, have also been used in automobiles, and prototype automobiles, for over 60 years. If ...

Publicity photo of a first-generation Union Pacific GTEL locomotive and a circa-1923 electric auto in Fremont, Neb. The auto was owned by a local woman and the locomotive was on its way west to haul ...