Millions of ships traverse the globe each day – crossing seas and oceans to bridge the gaps between continents. These ships bring goods and services from one country to another, harvest natural resources, or (like the JOIDES Resolution) do scientific research. While we may want the people on board these ships to travel from place to place, we don’t want “hitchhikers at sea†to do so too. Large ocean-going vessels, like the JOIDES Resolution, that…