Wednesday's Best Bets on TV

“Mythbusters” (9 p.m., Discovery Channel): The “Mythbusters” tackle a question that has tantalized conspiracy theorists for decades: Was the 1969 lunar landing a giant hoax staged by NASA? Our guys work on simulating a low-gravity look on a soundstage and faking footprints on the moon.

“Architecture School” (9 p.m., Sundance Channel): The winning design for a new home to go up in Katrina-battered New Orleans will be chosen on this week’s “Architecture School.” It’s the second episode in a six-week documentary series that follows students at Tulane University’s School of Architecture as they put their learning to use, and deal with the challenges that result. Tulane offers fourth-year architecture students the opportunity to design and build a low-cost single-family home over the course of the school year. Here’s the step-by-step story, one view of the literal rebuilding of New Orleans.