Past NOVA Challenges
Missed any NOVA challenges from previous weeks? It's not too late! Check them out here!

This week's Challenge: "Leopards of the Night"

"Ice Mummies" (week of 11/24/98)

"In the Deadly Shadow of Vesuvius" (week of 11/10/98)

"Special Effects: Titanic and Beyond" (week of 11/3/98)

"Mir: Terror in Space" (week of 10/26/98)

"The Tracking El Niño Challenge" (week of 10/12/98)

"The Lost at Sea Challenge" (week of 10/5/98)