Dark Skies Bell X-5 – The U.S. Jet Built on Secret Nazi Tech Posted: March 6, 2025 | Last updated: March 18, 2025 A revolutionary jet with variable-sweep wings—decades ahead of its time. But ...

The Bell X-1, a miracle of form and function. Photo-illustration by Cade Martin It was arguably the most important flight since Kitty Hawk, and the plane was a perfection of form and function.