With links to Project Nick, DARPA, and Cold War-era secrecy, the video explores how Tesla’s dream of global empowerment became a potential doomsday toolkit. Was it for defense—or control?

That was irrelevant to the U.S. government because they figured that if Tesla really did create a "death ray," they need it before the enemy got hold of it. Then, more strangeness.

But recently declassified documents reveal new information about a weapon Tesla created called the `death ray' and show that superpowers, including the U.S. and Soviet Union, were intrigued by it.

Watch the trailer for Tesla’s Death Ray: A Murder Declassified, below. Tesla’s Death Ray: A Murder Declassified airs Tuesdays at 10/9c on Discovery.

In Tesla's Death Ray, military investigator Jack Murphy and Tesla historian, Cameron Prince, journey around the globe hunting for information about his innovations and the research that may have ...