Rumbling from ocean trenches could be sign that Japan faces mega earthquake

Researchers in Japan have for the first time detected and traced shallow tremors under the ocean that could be a sign that the country is heading towards a huge earthquake. But the technique itself may one day help us predict exactly when such an event would take place, which could save thousands of lives.





Read more at: http://phys.org/news/2015-05-rumbling-ocean-trenches-japan-mega.html#jCp