Researchers hope to find the lost ship of Antarctic explorer Ernest Shackleton when they set off on a major international scientific expedition next year.

OMAN: The 500-year-old wreckage of a Portuguese ship piloted by an uncle of explorer Vasco da Gama has been found off the coast of Oman, a discovery that included the recovery of an incredibly rare coin — of which only one other was thought to exist.

Shipwreck hunters have captured the first underwater footage of a Second World War hospital ship sunk by the Japanese in 1943 with 268 people killed.