![Scientists discover massive 'ocean' beneath Earth's surface bigger than all the seas above land](https://eu-images.contentstack.com/v3/assets/blt949ea8e16e463049/blt4a24099c7c8baa5d/642298f834a5d45fcab859fc/oceans.jpeg)
Did you know that 71 percent of the Earth's surface is covered in water? Okay, maybe that one was too easy. But try this one on for size: Did you know …
* VIEW the article originally published here.
** MORE curations: Al Cannistra at San Antonio ONE here.