“The clients we work with whose parts must meet various certifications – UL, FAA, and MIL-spec, among others – need to have a ‘real’ part to test against their real-world challenges. RPM facilitates ...

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.

Start-up Archer Aviation has finished assembling a prototype of its in-development electric air taxi Midnight and aims to begin flight testing the aircraft this summer. The prototype is not, however, ...

Regent Craft has received U.S. Coast Guard approval to begin testing its electric seaglider prototype in Narragansett Bay and Rhode Island Sound. The Viceroy seaglider, defined as a maritime vessel, ...