Almost 70 percent of the earth’s surface is covered by water. However only a small part of the oceans has been investigated so far and every new discovery raises new questions. The scientists from the GEOMAR | Helmholtz Centre for Ocean Research Kiel are working all over the world to reveal the secrets of the ocean and to answer the arising questions. On these pages you will find interesting facts and exciting stories about their research. If you're interested in a particular topic please choose from menu on the left.