Meet NASA's X-57 electric test plane ... of a prototype UUV equipped with a GM fuel cell at the heart of the vehicle powertrain. The tests, a key step in the development of an at-sea prototype ...

The sales are part of a strategic partnership between Zap's Chinese subsidiary, Jonway Auto, and the Chinese SunRa (also known as Xinri Electric Vehicle Company). Zap hopes to expand its product ...

"Mysterious NASA videos that remain under wraps. Secret History uncovers the forgotten, mind-blowing facts that will leave ...