Europa: Mystery of the Ice Moon

One of the greatest scientific mysteries of all time is whether or not life exists beyond Earth. It turns out there's a good place to study the possibility right in our own neighborhood. It's a little moon of Jupiter called Europa. And the reason it is so exciting to explore is because NASA scientists suspect an ocean is buried beneath its miles-deep icy surface. If so, might the conditions be similar to oceans on Earth that are filled with life.

Network:Science Channel