The Ryan X-13 Vertijet was an experimental aircraft built to test vertical takeoffs and landings from a distinct tail-sitting position—which looked more like a space shuttle sitting on the ...
The X-13 was developed in the 1950s, at a time when aerospace research was perhaps at its most fervent. The Ryan X-13 ...
During the Battle of Britain, perhaps the most fraught moment in the UK’s history, the Spitfire performed admirably.