For decades, alien enthusiasts have been tantalized by one conspiracy theory above all others — that of the Black Knight Satellite. The theory holds that a mysterious UFO has been orbiting Earth for ...

While Thomas Edison may be known as the man who invented the light bulb, it can be argued that Nikola Tesla is the one who turned it on. Before the booming tech revolution of Silicon Valley ...

Your Tesla can do a lot of stuff these days: it can play games, work as a karaoke machine on wheels and, if it's a Cybertruck, let everyone around know that you're fine with whatever company boss ...

By Neal E. Boudette Nikola, an electric vehicle start-up that had once hoped to become the Tesla of heavy trucks, filed for bankruptcy protection on Wednesday. Founded in 2015, Nikola promised to ...