Ping

7 Nov 2016

At www.dailygalaxy.com/my_weblog/2016/11/mysterious-pinging-sound-detected-... ... wildlife has disappeared - such as bowhead whales, bearded and ringed seals etc. Instead, a strange noise has been heard coming from the sea floor. What is going on?

See also www.theguardian.com/world/2016/nov/03/canada-forces-investigate-mysterio... ... and then there is the 'hum' - something that is more common in other parts of the world - see for instance www.livescience.com/38427-the-hum-mystery-taos-hum.html