Video: Listen to the ‘coolest sound ever’ and find out how you can create it

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

If you’ve ever skipped rocks on a lake, you know it usually lasts just a few jumps before sinking. But when the man in this video skipped a rock across a frozen lake in Alaska, the skipping lasted a lot longer and also made what he called “the coolest sound ever.”