Mirage News5d
NASA's Chevron Technology Quiets Skies
A chevron nozzle is installed on NASA's Learjet for a mid-March 2001 flight test at Lorain Country Airport to verify that in ...
The National Interest on MSN2d
The X-13 Vertijet Proved That VTOL Aircraft Could Fly High
The X-13 was developed in the 1950s, at a time when aerospace research was perhaps at its most fervent. The Ryan X-13 ...