The ocean covers 70% of Earth, yet only 5% has been explored. What we do know shows how vital and fascinating the oceans are ...

The ocean covers 70% of Earth, yet only 5% has been explored. What we do know shows how vital and fascinating the oceans are to life on our planet.

The Sea drowns you in an ocean of facts in just under four minutes ... Pliny thought sea was saltier at the surface. 5. Aristotle realised sea water was denser than fresh water.

There are five ... Ocean is unique as a circumpolar body of water, flowing unimpeded around Antarctica. So there I was, relaxing in front of the TV one evening, watching a program on geography ...