The Fremen are surrounded by spice in the desert of Arrakis, and so their eyes are blue. "Those are called the eyes of Ibad," Leo Wiggins, co-host of the "Dune" podcast "Gom Jabbar," tells TODAY.com.

Two of the biggest sci-fi franchises in film history, Dune and. Star Wars, both feature spice ... but are they related? Let us explain.

Throughout “Dune: Prophecy,” this menacing ... she emerges from the shadows, her eyes bright blue from overexposure to the psychoactive spice. Are those the eyes everyone is so afraid of?

The shared nightmare of the sisters in Dune: Prophecy hints at a bigger threat ... the sisters' shared vision means, or whose bright blue eyes were drawing them into a cosmic void.

It's almost difficult to fathom that we've just witnessed the penultimate episode of "Dune: Prophecy's ... again and her striking blue eyes saturated by the spice known as melange like the ...