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.

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 ...

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 ...

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 ...

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 ...

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 ...