Massive Japan Earthquake and Tsunami Japan was hit with a massive earthquake (magnitude 8.9 - that's the equivalent of 336 megatons of TNT), which has in turn triggered tsunami in the Pacific Ocean.Coverage: BBC | CNN | ABC News (Yes, not neat, but wow. Stay safe, guys.) Comments (4) Commenting is closed. Click here to view up to the first 100 of this post's 4 comments