The most powerful earthquake ever recorded in Japan. A tsunami that spread all the way across the Pacific, doing damage as far away as California. Two-dozen aftershocks of magnitude 6.0 or greater -- earthquakes that might have made headlines on their own if the original earthquake had not been an 8.9. A NASA geophysicist said the Japanese earthquake was so violent that the Earth's rotation was sped up by 1.6 microseconds.
Is this The Big One? The final catastrophe? A sign of more to...Full Story