5 Most Incredible Discoveries of the Week
Greenland has a canyon bigger than the Grand Canyon
By Newser Editors,  Newser Staff
Posted Aug 30, 2013 10:34 PM CDT
Updated Aug 31, 2013 6:41 AM CDT
File photo of Greenland.   (Shutterstock)

(Newser) – This week's most incredible discoveries include a massive under-ice canyon and the world's biggest fish:

Click for more amazing discoveries.