Mulder learns the truth about everything in The X-Files 11.04 promo FOX has released the first promo for next week’s episode of The X-Files which promises that Fox Mulder, after all these years, will finally learn the truth about EVERYTHING. Check it out in the player below. Set to air Wednesday, January 24, the episode is title “The Lost Art of Forehead Sweat” and is described as follows: “Exploring the idea of The Mandela Effect, in which large groups of people remember an alternate history, Mulder and Scully learn how The X-Files themselves may have originated.” Darin Morgan, who penned fan-favorite episodes “Jose Chung’s From Outer Space” and “Clyde Bruckman’s Final Repose,” has written and directed the episode. The X-Files features the return of David Duchovny as Fox Mulder, Gillian Anderson as Dana Scully, and Mitch Pileggi as Walter Skinner.