In 1931, Nikola Tesla unveiled a car that ran without fuel or batteries — and then it vanished. This is the true story of his radiant energy vehicle, and why the world wasn’t ready.

A long-forgotten spirit. A misnamed legend. And a bell system lost to time. Medium Bonnie Vent uncovers the truth behind Lottie Barnard’s haunting and the Hotel del Coronado’s mysterious call network — with insights from Nikola Tesla.