Opinions expressed by Entrepreneur contributors are their own. Amazon Fire Phone, Google Glass, New Coke and Nintendo’s Virtual Boy: What do all these products have in common? They didn’t sell.

Hermeus has completed testing of its first fully-integrated vehicle, Quarterhorse Mk 0. This non-flying prototype acted as a ‘dynamic iron bird’ for the company by validating all major aircraft ...

If you’ve been scrolling through the grainy "spy shot" corners of the internet or hawk-eyeing the starting grids of the early ...

The vehicles vying to replace the Marine Corps' aging light armored vehicle fleet swam for the first time earlier this year.

Volta Trucks will test all electro-mechanical and thermal properties of its prototype Volta Zero. Volta Trucks has started engineering evaluation and development testing of the first prototype Volta ...

As Tesla fans are excited about the Robotaxi unveiling in LA, there's another Tesla model that some expect to be shown for the first time: the refreshed Model Y. Rumors indicate that the Model Y ...

Apple uses a variety of test devices and prototypes when it is considering new iPhone features, and one such test device was recently discovered by AppleDemoYT, who shared a video today. This rare ...