Daily Digest

Billions of dollars are needed to make conceptual aircraft a reality. This raises the question of whether the market will justify this massive investment.

Government officials signed off on the €827 million ($916 million) contract with the Brazilian manufacturer in Evora, Portugal, paving the way for first deliveries in 2023.

Engineers in Norway have started ground tests of a compact 2.5-megawatt generator, marking a key milestone towards flight tests of the Airbus and Rolls-Royce E-Fan X hybrid-electric demonstrator in 2021.

When Chris Hill walked out of SpaceX in late May, he knew life was about to change dramatically—and so was what he had known as a “day at the office.”