James Cameron, others to explore the real abyss

Film director James Cameron answers reporters' question after he delivered a speech about the Renaissance Now in Imagination and Technology at the Seoul Digital Forum in Seoul, South Korea, Thursday, May 13, 2010. (AP Photo/ Lee Jin-man)

March 15, 2012 8:40:38 AM PDT
Earth's lost frontier is about to be explored firsthand after more than half a century. It's a mission to the deepest part of the ocean, so deep that the pressure is the equivalent of three SUVs sitting on your toe.