Famed explorer Robert Ballard's expedition over the Eratosthenes Seamount is currently collecting images during sweeps of the area using the latest technology to explore the sea floor some 70 miles off the island. After two days of exploring, the team's underwater robots, operating at 800 to 1,000 metres, yesterday reached the summit of the Eratosthenes, going over terrain from a previous sweep and then turned west to head to unexplored territory to the west. On Friday night they came across what appeared to be fossilised rib bones commentators suggested might have come from a whale, perhaps even 40,000 years old......