Business aviation flight activity in the U.S. continues to recover, with activity only down 5% in April compared to April 2019, according to WingX Advance.

Last month, PCX Aerosystems announced it was buying nearby Senior Aerospace Connecticut. This month, Greenbriar Equity Group announced it will buy PCX from RFE Investment Partners.

The organizers of Aero Friedrichschafen in Germany, which had been postponed until July, have canceled the event for the second year in a row because of the COVID-19 pandemic.

Zero-emissions propulsion startup Universal Hydrogen has raised $20.5 million in Series A funding from investors including the venture arms of Airbus, JetBlue Airways and Toyota.

Clues for what's next at Oshkosh

After hundreds of North American air shows were canceled last year due to the pandemic, the performers are launching for glory again.

Europe is looking to business aviation to take the lead in adopting sustainable aviation fuels because of its greater willingness compared with the airlines to pay a premium for low-carbon fuel, at least until production is scaled up and prices come down.

An alliance has been launched with the goal of accelerating investment in sustainable aviation fuels by creating a certificate system that provides a standardized approach to verifying and tracking the emissions reductions from the low-carbon fuels.