The U.S. Air Force has chosen 35 new aircraft designs for its High-Speed Vertical Takeoff and Landing (HSVTOL) competition. Designs range from single-person models to transport helicopter-sized craft.

Here's a fun fact: a standard, WWII-era Willys army Jeep can withstand a drop of 7.7 ft without sustaining any damage. How does someone find this out? A 12-pack and a broken guard rail? Maybe. Or, you ...

Texas-based start-up AVX has adapted a concept for a compound, coaxial rotor system unveiled three months ago to a new application for a flying jeep. The company founded by mainly former Bell ...