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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 ...

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 ...

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 ...

Textron has submitted its Cottonmouth prototype as its offering to the Marine Corps' Advanced Reconnaissance Vehicle competition. (Photo courtesy of Textron) The Marine Corps has kicked off its ...

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 ...