What happens when a curious mind builds a time machine in his backyard? Meet Mike “Mad Man” Marcum, the man who risked it all chasing time travel. This video unpacks his wild experiment, the strange ...

Mike Marcum didn’t have a lab, funding, or a PhD. Just a pile of salvaged electronics — and a theory. One night in Missouri, he fired up his homemade device. It formed a vortex. He tossed in a screw.