'World's largest volcano discovered beneath Pacific

Scientists say that they have discovered the single largest volcano in the world, a dead colossus deep beneath the Pacific waves. The structure topples the previous largest on Earth, Mauna Loa in Hawaii. via Pocket http://www.bbc.co.uk/news/science-environment-24007339#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa