Material World - 25/03/2010

A new species of ancient human, discovered from the DNA in a tiny finger bone - the experts explain the implications. Shipping: the hidden polluter. It's been estimated shipping kills 60,000 annually through its polluting exhaust fumes. As the Marine Environment Protection Committee meets in London to discuss solutions, Quentin Cooper hears what can be done. A new Society of Biology is being launched in London. Will it give the life sciences a better voice?