The shocking truth about eels CBS News Correspondent Conor Knighton talks with experts who share their fascination with the unknowable mysteries of the eel.

Oceanographer Neal Pettigrew is still piecing together the 1,392-day trip his runaway buoy made from the Gulf of Maine, which ended with its recovery on board the BIOS-operated research vessel Atlantic Explorer just before Halloween. But this much he knows: just by drifting freely over huge distances around the Atlantic, the buoy collected a remarkable amount of information about the ocean.