A seafaring band of scientists, engineers and yachtsmen with an obsession for Jules Verne and clean energy are building what they call the largest solar boat in the world, a $13 million catamaran they hope …

Artist Frank Boelter set sails in his lifesize paper boat as he leaves a shipyard in Lauenburg, Germany. He constructed the 9-metre vessel from ‘Tetrapack’ and fearlessly sailed it up the Elbe, despite the fact …