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.

Mercedes-Benz is testing prototypes of its next-generation electric vans ahead of their scheduled debut in 2026. Unlike the current eSprinter and other smaller electric models sold in Europe that are ...

While physical prototypes will not soon disappear, they’re certainly becoming a less prevalent part of the design cycle. Reduced costs and the rapid speed-to-market are the driving advantages. As for ...

Phase 1 included tethered flights, ground taxi testing and high-powered ground runs, all with a pilot on board. Vertical is now preparing to progress to piloted untethered thrustborne testing, as soon ...

The Army’s top acquisition official said Thursday the XM30 combat vehicle program to develop a Bradley fighting vehicle replacement remains “on path,” ...

Urban Air Mobility specialist Joby Aviation is touting its latest milestone in eVTOL development today, relaying that it has completed testing of its pre-production ...

Land Rover has put it (almost) all out there with the new Range Rover Electric prototype, camouflaging the vehicle in nothing more than a flat black paint job. The testers have begun their global ...

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 ...

This third prototype of South Korea's KAI KF-21 jet fighter conducted its first test flight on 5 January 2023. The prototype will explore a wider range of the aircraft's flight capabilities. (DAPA/KAI ...

For most of its 777X testing, Boeing has operated four prototypes. These aircraft are WH001 (N779XW), WH002 (N779XX), WH003 (N77XY) and WH004 (N779XZ). However, in August 2025, a fifth test aircraft ...