Mental Floss

SCIENCE FICTION

Twentieth Century Fox

While moviegoers await the latest installment in the Predator series, we're looking back at the hit sci-fi thriller that started it all.

Sean Hutchinson
David Duchovny and Gillian Anderson star in 'The X-Files.'

Is the truth really out there? 'The X-Files' began its original nine-season run on September 10, 1993.

Jennifer M Wood
NBC Television, Public Domain, Wikimedia Commons

On September 8, 1966, Gene Roddenberry's galaxy-spanning saga debuted and transformed sci-fi TV into a genre rich with multilayered drama, ethnic diversity, and real-world issues

Bryan Reesman








Hulton Archive/Getty Images

The sci-fi series' theme song is familiar to pretty much anyone who lived in the free world (and probably elsewhere, too) in the late 20th century. Do you know the words?

Eddie Deezen