An enormous whale graveyard around 1,200km (745 miles) long has been discovered in the south-eastern Indian Ocean. The site, which is 7km (four miles) deep, has been found in the Diamantina fracture zone, a range on the sea floor of ridges and trenches. But it is the age of the remains - some from 5.3 million years ago - that has prompted huge excitement in the scientific community. The underwater necropolis, which was discovered by a team of researchers from China, Italy and New Zealand, is

Tag-uri: Italia