Regent Craft received U.S. Coast Guard approval to test its Viceroy seaglider prototype. The 12-passenger seaglider is designed for 180-mile flights at 180 mph, combining aircraft speed with boat ...

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.

A SpaceX Starship prototype blasted off Tuesday for a planned up-and-down test flight, climbing to about 6.2 miles above the Texas Gulf Coast before flipping over on its side and plunging back toward ...

The only constant is change, as they say, and that’s as true in the automotive world as anywhere else. Now, it’s the Porsche Boxster’s turn to move with the times, as the popular convertible will soon ...

Anglo‑German defence and aerospace company Hypersonica has carried out its first flight test of a prototype hypersonic strike missile, the company announced in a ...

A Kia EV2 prototype took part in a brutal sub-zero range test in Norway and lost less than 25% of its claimed range.

U.K.-based electric vertical takeoff and landing (eVTOL) air taxi manufacturer Vertical Aerospace is back to testing aircraft. The manufacturer has begun ground testing a new, more advanced full-scale ...

SpaceX launched its latest Starship prototype Wednesday evening, sending the methane-fueled rocket up to an altitude of about 6 miles. The craft then flipped over on its side in a now-familiar ...

The final phase of the TE-1 project put the working prototype through testing for the first time, managing results that uphold initial claims of game-changing tech, but a production electric ...

Tesla is nearing the production of the refreshed Model 3, known internally as "Project Highland." Prototypes of the new models have been buzzing around for some time, but none was as intriguing as ...

Nearly a year ago, GM Authority brought you coverage of a prototype Chevy Tahoe running around on public roads with a few interesting features that suggested it may have been a prototype Chevy Tahoe ...