Voyage of Darwin's Beagle: On the Future of Species

In 1831, Charles Darwin set sail on one of the most epic scientific journeys ever made. Darwin circumnavigated the earth on the clipper 'Beagle', making discoveries that changed our ideas of time, space, chance, sex and nature. Almost 180 years later, his descendant Sarah Darwin and British author Redmond O'Hanlon repeat this epic expedition to find out how Darwin's world has changed.