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 has received U.S. Coast Guard approval to test its electric-powered "seaglider" prototype. The Viceroy seaglider is a 12-seater craft designed to combine aircraft speed (180 mph) with ...

Regent Craft has begun hardware integration for its full-scale electric seaglider prototype, Viceroy, with the world's first crewed flights expected at sea later this year after receiving U.S. Coast ...

This Nürburgring Nordschleife prototype testing video captures a strong mix of current performance models and camouflaged ...

A prototype is an early, trial version of a product/service made to test and improve ideas before the final version is created. Prototype is a preliminary, often incomplete, version of a product, ...

The answer to these questions in order is no, kind of, and yes. The Lucid Gravity is the startup automaker’s upcoming crossover SUV, but in many ways it redefines the genre in terms of packaging, ...

Ryan Snyder’s Camaro collection is already unusual on sheer scale, with 41 examples gathered under one roof. According to the ...

Hyundai's redesigned SUV debuts a huge new screen and boxier styling but its brakes clearly want more development time ...