National Geographic: The Earth Is Humming. Here's What It Means.

The Earth Is Humming. 

Here's What It Means.

National Geographic

https://news.nationalgeographic.com/2017/12/earth-hum-seismic-ocean-waves-spd/?google_editors_picks=true

Earth's Eerie Hum Captured On Ocean Floor
http://www.dailymail.co.uk/sciencetech/article-5159583/Earths-eerie-hum-captured-ocean-time.html

"Music Of The Spheres" By Rued Langgaard And "Harmony Of The Spheres" By Joep Franssens

http://paxonbothhouses.blogspot.com/2017/12/the-music-of-spheres-rued-langgaard.html