The FAA is investigating low-flying military helicopter operations in restricted airspace and over protesters on Washington, D.C., streets on June 1, but its work will be limited to providing findings to the other agencies involved.

Acting Pentagon Comptroller Elaine McCusker, who raised concerns in 2019 about the legality of the U.S. freezing aid to Ukraine, has resigned.

As the age of hypersonic X-planes passes, the era of Mach 5-plus weapons is set to begin.

Operation Warp Speed aims to deliver 300 million doses of a vaccine to inoculate the spread of the novel coronavirus by January, but senior Trump administration officials acknowledge that they cannot guarantee a 100% success rate.

Flight testing will increasingly augment ground tests as U.S. hypersonic development transitions to operational vehicles.

The European Commission has awarded €205 million ($230.5 million) in research and development funds to 16 multinational defense projects.

The European Commission has awarded €205 million ($230.5 million) in research and development funds to 16 multinational defense projects.

WASHINGTON—The U.S. Export-Import Bank (EXIM) is back in the business of supporting Boeing and General Electric (GE)—leading aerospace and defense…