Aerospace & Defense 2021
Dec 20, 2019
It was a year of successes and failures, of beginnings and endings, for the space community in 2019. Here are some highlights of an eventful 12 months.
Dec 23, 2016
Aircraft propulsion advanced across a range of fronts in 2016, from entry into service of Pratt & Whitney’s geared turbofan to progress on distributed and hybrid-electric electric powerplants and supersonic-combustion ramjets.