Ronald Mallett, professor emeritus at the University of Connecticut, is most known for his theory on how time travel is ...

Back to the Future' is a heartfelt '80s movie that became one of the most iconic sci-fi trilogies. Can you believe it began ...

"At every stage of its development, this was intended to be a building of the future," says NPG director ... enough—brought the grand old building back in some respects to its beginnings ...

Instead of skating, though, he was hovering: a real-world Marty McFly, the time-traveling teen who glided on air around Hill Valley in Back to the Future Part II. The Hendo hoverboard ...