According to Ursa Major, the H13 is an evolution of the Hadley engine, which already powers Stratolaunch’s Talon-A hypersonic test vehicle. Talon-A, if you are unaware, is a reusable hypersonic ...

Ford fire engine served as the first Maricopa fire truck for nearly 15 years. In 1978, firefighters Don Pearce and Dwight Hamilton traveled to Superior, Ariz., to investigate a fire truck that was for ...